Update update_challenge_progress.yml

Author: Mingguriguri

.github/workflows/update_challenge_progress.yml

@@ -4,14 +4,11 @@ on:
   pull_request:
     types:
       - closed
-  push:
-    branches:
-      - main
   workflow_dispatch:
 
 jobs:
   update_progress:
-    # if: github.event.pull_request.merged == true
+    if: github.event.pull_request.merged == true
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Repository