build(deps): bump docker/build-push-action from 6 to 7

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 6 to 7.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](https://github.com/docker/build-push-action/compare/v6...v7)

---
updated-dependencies:
- dependency-name: docker/build-push-action
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/build.yml

@@ -147,7 +147,7 @@ jobs:
         uses: docker/setup-qemu-action@v4.1.0
 
       - name: Build for test
-        uses: docker/build-push-action@v7.2.0
+        uses: docker/build-push-action@v7
         with:
           platforms: linux/amd64
           tags: ${{ env.IMAGE_TO_TEST }}
@@ -187,7 +187,7 @@ jobs:
           password: ${{ github.token }}
 
       - name: Build and push
-        uses: docker/build-push-action@v7.2.0
+        uses: docker/build-push-action@v7
         if: github.actor == github.repository_owner
         with:
           platforms: ${{ matrix.platforms }}