Bump github-label-sync from 2.3.1 to 3.0.0

Bumps [github-label-sync](https://github.com/Financial-Times/github-label-sync) from 2.3.1 to 3.0.0.
- [Release notes](https://github.com/Financial-Times/github-label-sync/releases)
- [Changelog](https://github.com/Financial-Times/github-label-sync/blob/master/CHANGELOG.md)
- [Commits](https://github.com/Financial-Times/github-label-sync/compare/v2.3.1...v3.0.0)

---
updated-dependencies:
- dependency-name: github-label-sync
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package.json

@@ -25,7 +25,7 @@
     "ejs": "^3.1.9",
     "execa": "^9.5.1",
     "gitconfiglocal": "^2.1.0",
-    "github-label-sync": "^2.3.1",
+    "github-label-sync": "^3.0.0",
     "hosted-git-info": "^8.0.2",
     "lodash.template": "^4.5.0",
     "semver": "^7.6.0",