Fix 4938 to support slotProps and InputProps with endAdornment already specified (#4940)

Fixes #4938 by updating the `@rjsf/mui` `BaseInputTemplate` to properly handle existing `endAdornment`s when the `allowClearTextInputs` flag is true
- In `@rjsf/mui`, updated `BaseInputTemplate` to properly handle `slotProps` and `InputProps` with existing `endAdornment`s when the `allowClearTextInputs` flag is true
- In `snapshot-tests` added tests for `allowClearTextInputs` with data as well as readonly to test the feature
  - Updated the snapshots accordingly
- Updated the `uiSchema.md` to add documetation for `allowClearTextInputs`
- Updated `CHANGELOG.md` accordingly

Author: heath-freenome

CHANGELOG.md

@@ -16,6 +16,17 @@ should change the heading of the (upcoming) version to include a major version b
 
 -->
 
+# 6.2.5
+
+## @rjsf/mui
+
+- Updated `BaseInputTemplate` to properly handle `slotProps` and `InputProps` (deprecated by MUI) with existing `endAdornment`s when the `allowClearTextInputs` flag is true, fixing [#4938](https://github.com/rjsf-team/react-jsonschema-form/issues/4938) 
+
+## Dev / docs / playground
+
+- Updated `uiSchema.md` to add documentation for `allowClearTextInputs`
+- Updated the `formTests.tsx` in `snapshot-tests` to render string fields with the `allowClearTextInputs` flag enabled, with data and readonly to test the new feature
+
 # 6.2.4
 
 ## Dev / docs / playground

packages/antd/test/__snapshots__/Form.test.tsx.snap

@@ -16567,7 +16567,155 @@ exports[`single fields string field required field with markdown help 1`] = `
 </DocumentFragment>
 `;
 
-exports[`single fields string field with placeholder 1`] = `
+exports[`single fields string field string field with allowClearTextInputs and readonly 1`] = `
+<DocumentFragment>
+  <form
+    class="rjsf"
+  >
+    <div
+      class="rjsf-field rjsf-field-string"
+    >
+      <div
+        class="ant-form-item css-dev-only-do-not-override-ac2jek ant-form-item-horizontal"
+      >
+        <div
+          class="ant-row ant-form-item-row css-dev-only-do-not-override-ac2jek"
+        >
+          <div
+            class="ant-col ant-col-24 ant-form-item-control css-dev-only-do-not-override-ac2jek"
+          >
+            <div
+              class="ant-form-item-control-input"
+            >
+              <div
+                class="ant-form-item-control-input-content"
+              >
+                <span
+                  class="ant-input-affix-wrapper ant-input-disabled ant-input-affix-wrapper-disabled css-dev-only-do-not-override-ac2jek ant-input-outlined"
+                  style="width: 100%;"
+                >
+                  <input
+                    aria-describedby="root__error root__description root__help"
+                    class="ant-input ant-input-disabled css-dev-only-do-not-override-ac2jek"
+                    disabled=""
+                    id="root"
+                    name="root"
+                    placeholder=""
+                    type="text"
+                    value="foo"
+                  />
+                  <span
+                    class="ant-input-suffix"
+                  />
+                </span>
+              </div>
+            </div>
+          </div>
+        </div>
+      </div>
+    </div>
+    <button
+      class="ant-btn css-dev-only-do-not-override-ac2jek ant-btn-submit"
+      type="submit"
+    >
+      <span>
+        Submit
+      </span>
+    </button>
+  </form>
+</DocumentFragment>
+`;
+
+exports[`single fields string field string field with allowClearTextInputs and value 1`] = `
+<DocumentFragment>
+  <form
+    class="rjsf"
+  >
+    <div
+      class="rjsf-field rjsf-field-string"
+    >
+      <div
+        class="ant-form-item css-dev-only-do-not-override-ac2jek ant-form-item-horizontal"
+      >
+        <div
+          class="ant-row ant-form-item-row css-dev-only-do-not-override-ac2jek"
+        >
+          <div
+            class="ant-col ant-col-24 ant-form-item-control css-dev-only-do-not-override-ac2jek"
+          >
+            <div
+              class="ant-form-item-control-input"
+            >
+              <div
+                class="ant-form-item-control-input-content"
+              >
+                <span
+                  class="ant-input-affix-wrapper css-dev-only-do-not-override-ac2jek ant-input-outlined"
+                  style="width: 100%;"
+                >
+                  <input
+                    aria-describedby="root__error root__description root__help"
+                    class="ant-input css-dev-only-do-not-override-ac2jek"
+                    id="root"
+                    name="root"
+                    placeholder=""
+                    type="text"
+                    value="foo"
+                  />
+                  <span
+                    class="ant-input-suffix"
+                  />
+                </span>
+                <button
+                  class="ant-btn css-dev-only-do-not-override-ac2jek ant-btn-link ant-btn-color-link ant-btn-variant-link ant-btn-icon-only"
+                  style="padding-top: 4px;"
+                  title="clear input"
+                  type="button"
+                >
+                  <span
+                    class="ant-btn-icon"
+                  >
+                    <span
+                      aria-label="close"
+                      class="anticon anticon-close"
+                      role="img"
+                    >
+                      <svg
+                        aria-hidden="true"
+                        data-icon="close"
+                        fill="currentColor"
+                        fill-rule="evenodd"
+                        focusable="false"
+                        height="1em"
+                        viewBox="64 64 896 896"
+                        width="1em"
+                      >
+                        <path
+                          d="M799.86 166.31c.02 0 .04.02.08.06l57.69 57.7c.04.03.05.05.06.08a.12.12 0 010 .06c0 .03-.02.05-.06.09L569.93 512l287.7 287.7c.04.04.05.06.06.09a.12.12 0 010 .07c0 .02-.02.04-.06.08l-57.7 57.69c-.03.04-.05.05-.07.06a.12.12 0 01-.07 0c-.03 0-.05-.02-.09-.06L512 569.93l-287.7 287.7c-.04.04-.06.05-.09.06a.12.12 0 01-.07 0c-.02 0-.04-.02-.08-.06l-57.69-57.7c-.04-.03-.05-.05-.06-.07a.12.12 0 010-.07c0-.03.02-.05.06-.09L454.07 512l-287.7-287.7c-.04-.04-.05-.06-.06-.09a.12.12 0 010-.07c0-.02.02-.04.06-.08l57.7-57.69c.03-.04.05-.05.07-.06a.12.12 0 01.07 0c.03 0 .05.02.09.06L512 454.07l287.7-287.7c.04-.04.06-.05.09-.06a.12.12 0 01.07 0z"
+                        />
+                      </svg>
+                    </span>
+                  </span>
+                </button>
+              </div>
+            </div>
+          </div>
+        </div>
+      </div>
+    </div>
+    <button
+      class="ant-btn css-dev-only-do-not-override-ac2jek ant-btn-submit"
+      type="submit"
+    >
+      <span>
+        Submit
+      </span>
+    </button>
+  </form>
+</DocumentFragment>
+`;
+
+exports[`single fields string field string field with placeholder 1`] = `
 <DocumentFragment>
   <form
     class="rjsf"