refactor(ci/qns): push move the scheduled qns run to 8 AM (#2825)

Author: boquan-fang

.github/workflows/qns.yml

@@ -6,8 +6,8 @@ on:
     branches:
       - main
   schedule:
-    # Run the daily job at 8 PM PST / 3 AM UTC
-    - cron: '0 3 * * *'
+    # Run the daily job at 8 AM PST / 3 PM UTC
+    - cron: '0 15 * * *'
 
 name: qns