Update main.yml

Author: DMGithubPublisher

.github/workflows/main.yml

@@ -5,8 +5,8 @@ name: CI
 # Controls when the workflow will run
 on:
   # Triggers the workflow on push events but only for the main branch
-   push:
-     branches: 
+  push:
+    branches: 
   #   - main 
      - preview