fix(deps): update dependency @actions/github to v6 (#12)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

package.json

@@ -20,7 +20,7 @@
   },
   "dependencies": {
     "@actions/core": "~1.10.0",
-    "@actions/github": "~5.1.1",
+    "@actions/github": "~6.0.0",
     "ejs": "~3.1.8"
   },
   "devDependencies": {