Bump docker/bake-action from 3 to 4

Bumps [docker/bake-action](https://github.com/docker/bake-action) from 3 to 4.
- [Release notes](https://github.com/docker/bake-action/releases)
- [Commits](docker/bake-action@v3...v4)

---
updated-dependencies:
- dependency-name: docker/bake-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/ci.yml

@@ -32,7 +32,7 @@ jobs:
         uses: docker/setup-buildx-action@v2
 
       - name: Build the image
-        uses: docker/bake-action@v3
+        uses: docker/bake-action@v4
         with:
           files: docker-compose.yml
           targets: web