ci(release): restrict auto-tag to weekdays only

Author: drew

.github/workflows/release-auto-tag.yml

@@ -6,7 +6,7 @@ name: Release Auto-Tag
 on:
   workflow_dispatch: {}
   schedule:
-    - cron: "0 14 * * *" # 7 AM PDT
+    - cron: "0 14 * * 1-5" # 7 AM PDT, weekdays only
 
 permissions:
   contents: write