Add/Update designated workflow file (update-copyright-headers.yaml)

Author: q2d2

.github/workflows/update-copyright-headers.yaml

@@ -1,9 +1,9 @@
 name: Update Copyright Headers
 
 on:
-  # Runs at 00:00 UTC on Jan 3rd or via manual trigger
+  # Runs at 00:00 UTC on Jan 4th or via manual trigger
   schedule:
-    - cron: '0 0 3 1 *'
+    - cron: '0 0 4 1 *'
   workflow_dispatch:
     inputs:
       newYear: