Bump @octokit/rest from 18.0.9 to 18.0.12 (#273)

Bumps [@octokit/rest](https://github.com/octokit/rest.js) from 18.0.9 to 18.0.12.
- [Release notes](https://github.com/octokit/rest.js/releases)
- [Commits](https://github.com/octokit/rest.js/compare/v18.0.9...v18.0.12)

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

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

package.json

@@ -28,7 +28,7 @@
   "dependencies": {
     "@actions/core": "^1.2.6",
     "@actions/github": "^4.0.0",
-    "@octokit/rest": "^18.0.9",
+    "@octokit/rest": "^18.0.12",
     "lodash.deburr": "^4.1.0",
     "semver": "^7.3.2"
   },