Use fetch-depth 0 to fix bug with fetching gh-pages branch

Author: pflooky

.github/workflows/docs-site-deploy.yaml

@@ -11,6 +11,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
       - name: Configure Git Credentials
         run: |
           git config user.name github-actions[bot]