Disable RuboCop workflow for now

Change trigger to workflow_dispatch so it only runs manually.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: yahonda

.github/workflows/rubocop.yml

@@ -1,10 +1,7 @@
 name: RuboCop
 
 on:
-  push:
-  pull_request:
-  schedule:
-    - cron: "0 0 * * *"
+  workflow_dispatch:
 
 jobs:
   build: