chore(deps): update docker/setup-buildx-action action to v4

Author: renovate[bot]

.github/workflows/build-check.yml

@@ -18,7 +18,7 @@ jobs:
         uses: actions/checkout@v6
 
       - name: "Docker: Setup Buildx"
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
 
       - name: "Docker: Build and Push Image"
         uses: docker/build-push-action@v7

.github/workflows/build-release.yml

@@ -18,7 +18,7 @@ jobs:
         uses: actions/checkout@v6
 
       - name: "Docker: Setup Buildx"
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
 
       - name: "Metadata: Git"
         id: git-meta