.github/workflows/build: update docker/bake-action

v3 doesn't work with our version of buildx

Author: classabbyamp

.github/workflows/build.yaml

@@ -90,7 +90,7 @@ jobs:
 
       - name: Build and push images
         id: build_and_push
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v5
         with:
           push: ${{ github.event_name != 'pull_request' }}
           targets: void-${{ matrix.libc }}${{ matrix.variant }}