undo changes to main workflow

Author: blink1073

.github/workflows/main.yml

@@ -1,8 +1,9 @@
 name: CI
 
 on:
-  push: ["foo"]
-  pull_request: ["bar"]
+  push:
+  pull_request:
+
 jobs:
   check_duplicate_runs:
     name: Check for duplicate runs