Update docs-freeze.yml

.github/workflows/docs-freeze.yml

@@ -18,11 +18,14 @@ jobs:
     steps:
       - name: Checkout the repository
         uses: actions/checkout@v3
+        with:
+          fetch-depth: 0  # This is important to fetch all history
 
       - name: Check for changes in .asciidoc files
         id: check-files
         run: |
-          if git diff --name-only ${{ github.event.before }} ${{ github.sha }} | grep -E '\.asciidoc$'; then
+          git fetch origin ${{ github.base_ref }}
+          if git diff --name-only origin/${{ github.base_ref }}..HEAD | grep -E '\.asciidoc$'; then
             echo "asciidoc_changed=true" >> $GITHUB_ENV
           else
             echo "asciidoc_changed=false" >> $GITHUB_ENV