refactor: Remove scheduled trigger from discussion labeler workflow

Author: BethanyJep

.github/workflows/on-discussion-created.yml

@@ -1,12 +1,9 @@
 name: Discussion Labeler
 
 on:
-  schedule:
-    # Run every hour
-    - cron: '0 * * * *'
   workflow_dispatch:  # Allow manual triggering
   discussion:
-    types: [created]  # Add trigger for when a new discussion is created
+    types: [created]  # Trigger only when a new discussion is created
 
 # Use permissions directive to explicitly set token permissions
 permissions: