Merge pull request #324 from strukturag/dependabot/github_actions/act…

…ions/cache-4

build(deps): bump actions/cache from 3 to 4

.github/workflows/deploydocker.yml

@@ -33,7 +33,7 @@ jobs:
             type=sha,prefix=
 
       - name: Cache Docker layers
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: /tmp/.buildx-cache
           key: ${{ runner.os }}-buildx-${{ github.sha }}