Bump @actions/github from 5.0.1 to 5.0.3

Bumps [@actions/github](https://github.com/actions/toolkit/tree/HEAD/packages/github) from 5.0.1 to 5.0.3.
- [Release notes](https://github.com/actions/toolkit/releases)
- [Changelog](https://github.com/actions/toolkit/blob/main/packages/github/RELEASES.md)
- [Commits](https://github.com/actions/toolkit/commits/HEAD/packages/github)

---
updated-dependencies:
- dependency-name: "@actions/github"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

package.json

@@ -28,7 +28,7 @@
   "dependencies": {
     "@actions/cache": "^2.0.4",
     "@actions/core": "^1.8.0",
-    "@actions/github": "^5.0.1",
+    "@actions/github": "^5.0.3",
     "@actions/http-client": "1.0.11",
     "@actions/tool-cache": "^1.7.2",
     "cachedir": "^2.3.0",