build(deps): bump docker/build-push-action from 6 to 7 (#26692)

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](docker/build-push-action@v6...v7)

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

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/hub_docker_ci.yml

@@ -53,7 +53,7 @@ jobs:
             echo 'TAGS=thevlang/vlang:${{ matrix.os }}' >> "$GITHUB_OUTPUT"
           fi
 
-      - uses: docker/build-push-action@v6
+      - uses: docker/build-push-action@v7
         name: Build and deploy v image
         with:
           builder: gh-builder
@@ -66,7 +66,7 @@ jobs:
           ## cache-from: type=registry,ref=thevlang/vlang:${{ matrix.os }}-buildcache
           ## cache-to: type=registry,ref=thevlang/vlang:${{ matrix.os }}-buildcache,mode=max
 
-      - uses: docker/build-push-action@v6
+      - uses: docker/build-push-action@v7
         name: Build and deploy developer build
         with:
           builder: gh-builder