chore: exclude recipes/ from rubocop (mirrors samples/)

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: nficano

.rubocop.yml

@@ -9,6 +9,7 @@ AllCops:
   SuggestExtensions: false
   Exclude:
     - 'samples/**/*'
+    - 'recipes/**/*'
     - 'tmp/**/*'
     - 'pkg/**/*'
     - 'vendor/**/*'