feat(github-action)!: Update actions/cache action to v4

| datasource  | package       | from | to |
| ----------- | ------------- | ---- | -- |
| github-tags | actions/cache | v3   | v4 |

.github/workflows/broken-links-check.yaml

@@ -23,7 +23,7 @@ jobs:
         uses: actions/checkout@v3
 
       - name: Restore lychee cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: .lycheecache
           key: cache-lychee-${{ github.sha }}