CI: Set back the schedule (pandas-dev#54489)

The wheel builds didn't trigger in time.

Author: lithomas1

.github/workflows/wheels.yml

@@ -14,8 +14,8 @@ name: Wheel builder
 
 on:
   schedule:
-  # 8:50 UTC every day
-  - cron: "50 8 * * *"
+  # 3:27 UTC every day
+  - cron: "27 3 * * *"
   push:
   pull_request:
     types: [labeled, opened, synchronize, reopened]