ci(github-action)!: Update actions/cache action to v4 (#1025)

Co-authored-by: bendo-bot <126472327+bendo-bot[bot]@users.noreply.github.com>

.github/workflows/publish-pages.yaml

@@ -41,7 +41,7 @@ jobs:
       - name: Install requirements
         run: pip install -r .github/mkdocs/requirements.txt
       - name: Setup caching
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           key: ${{ github.sha }}
           path: .cache