Update build.yml

Author: ActiveIce

.github/workflows/build.yml

@@ -3,8 +3,8 @@ name: auto build engine
 on: 
   release:
     types: [published]
-  #schedule:
-  #  - cron: "0 16 * * *"
+  schedule:
+    - cron: "0 16 * * *"
   push:
     branches: 
       - master