Update workflow to be able to publish arm containers

Author: maxdevos49

.github/workflows/checks.yaml

@@ -48,13 +48,13 @@ jobs:
         uses: docker/setup-qemu-action@v3
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
 
       - name: Build and push ARM64 image
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           context: .
           push: true
           tags: ghcr.io/${{ github.repository_owner }}/m4xdev:latest
-          platform: linux/arm64
+          platforms: linux/arm64