CCM-14499: Pin remaining GitHub Actions refs to SHAs

Author: damientobin1

.github/actions/build-docs/action.yml

@@ -9,7 +9,7 @@ runs:
   steps:
     - name: Checkout
       uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
-    - uses: actions/setup-node@v4
+    - uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
       with:
         node-version: 22
     - name: Npm cli install

.github/workflows/cicd-3-deploy.yaml

@@ -102,7 +102,7 @@ jobs:
         run: |
           gh release download ${{steps.get-asset-version.outputs.release_version}} -p jekyll-docs-*.tar --output artifact.tar
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
         with:
           name: jekyll-docs-${{steps.get-asset-version.outputs.release_version}}
           path: artifact.tar