Merge pull request 'Update actions/cache action to v4' (#24) from renovate/actions-cache-4.x into master

Reviewed-on: #24

.gitea/workflows/deploy.yml

@@ -23,7 +23,7 @@ jobs:
           registry: git.fascinated.cc
 
       - name: Cache Docker Layers
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: /tmp/.buildx-cache
           key: ${{ runner.os }}-buildx