chore(deps): update docker/setup-buildx-action action to v4 (#265)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -206,7 +206,7 @@ jobs:
       - uses: actions/checkout@v6
 
       - name: Setup Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
 
       - name: Cache
         uses: actions/cache@v5
@@ -287,7 +287,7 @@ jobs:
         run: echo VERSION=$(yq ".package.version" Cargo.toml) >> $GITHUB_OUTPUT
 
       - name: Setup Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
 
       - name: Setup multi-platform
         uses: docker/setup-qemu-action@v4