update cron to every 6 hours

Author: fluteds

.github/workflows/create-feed.yml

@@ -6,7 +6,7 @@ on:
       - master
   workflow_dispatch:
   schedule:
-    - cron: 0 */2 * * *  # Runs every 2 hours
+    - cron: 0 */6 * * *  # Runs every 6 hours
 
 jobs:
   build: