chore(deps): bump actions/checkout from 5 to 6 (#56)

Bumps [actions/checkout](https://github.com/actions/checkout) from 5 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Commits](actions/checkout@v5...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/bandit.yaml

@@ -12,7 +12,7 @@ jobs:
   bandit:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: "3.11"

.github/workflows/pip-audit.yaml

@@ -12,7 +12,7 @@ jobs:
   pip-audit:
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: "3.12"

.github/workflows/pre-commit.yaml

@@ -10,7 +10,7 @@ jobs:
   pre-commit:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: "3.11"

.github/workflows/scorecard.yml

@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # v4.2.2
+        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v4.2.2
         with:
           persist-credentials: false
 

.github/workflows/semantic-release.yaml

@@ -22,7 +22,7 @@ jobs:
       contents: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           token: ${{ secrets.SEMANTIC_RELEASE_TOKEN }}
           ref: ${{ github.ref_name }}

.github/workflows/tests.yaml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Python
         uses: actions/setup-python@v6
         with: