Bump voxmedia/github-action-slack-notify-build from 1 to 2

Bumps [voxmedia/github-action-slack-notify-build](https://github.com/voxmedia/github-action-slack-notify-build) from 1 to 2.
- [Release notes](https://github.com/voxmedia/github-action-slack-notify-build/releases)
- [Changelog](https://github.com/voxmedia/github-action-slack-notify-build/blob/main/CHANGELOG.md)
- [Commits](voxmedia/github-action-slack-notify-build@v1...v2)

---
updated-dependencies:
- dependency-name: voxmedia/github-action-slack-notify-build
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/release.yml

@@ -41,7 +41,7 @@ jobs:
     needs: [ release ]
     if: failure()
     steps:
-      - uses: voxmedia/github-action-slack-notify-build@v1
+      - uses: voxmedia/github-action-slack-notify-build@v2
         with:
           status: FAILED
           channel: build_status