Update docker/setup-buildx-action action to v4 (#245)

Author: renovate[bot]

.github/workflows/build.yml

@@ -46,7 +46,7 @@ jobs:
           DOCKER_METADATA_ANNOTATIONS_LEVELS: manifest,index
       - 
         name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
       -
         name: Login into Docker Hub
         uses: docker/login-action@v4

.github/workflows/ghcr.yml

@@ -18,7 +18,7 @@ jobs:
     steps:
       - uses: actions/checkout@v7
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v4
       - name: Set Variables
         run: |
           IMAGE_ID=ghcr.io/${{ github.repository_owner }}/$IMAGE_NAME