Bump @actions/github from 5.1.1 to 6.0.0

Bumps [@actions/github](https://github.com/actions/toolkit/tree/HEAD/packages/github) from 5.1.1 to 6.0.0.
- [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-major
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -18,7 +18,7 @@
   "homepage": "https://github.com/fadenb/Matrix-Chat-Message#readme",
   "dependencies": {
     "@actions/core": "^1.10.1",
-    "@actions/github": "^5.1.1",
+    "@actions/github": "^6.0.0",
     "@vercel/ncc": "^0.38.0",
     "markdown-it": "^13.0.2",
     "matrix-js-sdk": "^28.2.0"