Enable CI Doctor cooldown

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

Author: Copilot

.github/workflows/ci-doctor.lock.yml

@@ -6,6 +6,7 @@ on:
     name: ci-doctor
     events: [pull_request]
     strategy: decentralized
+  cooldown: 1h
 
 max-daily-ai-credits: 10000
 permissions: