chore(deps): update dependency actions-toolkit to v4

Author: renovate-bot

.github/actions/set-pr-status/package-lock.json

@@ -2,6 +2,6 @@
   "name": "pr-status",
   "main": "entrypoint.js",
   "dependencies": {
-    "actions-toolkit": "3.0.2"
+    "actions-toolkit": "4.0.0"
   }
 }