Revert "Update github_test.yml"

This reverts commit 77310ce.

.github/workflows/github_test.yml

@@ -2,11 +2,13 @@
 # For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
 
 name: GitHub Unit Testing
-run-name: Unit Testing on ${{ github.event.push.head_commit.message }}
+run-name: Unit Testing on ${{ github.event_name }}
 
 on:
   push:
     branches: [ "development" ]
+  pull_request:
+    branches: [ "main" ]
 
 permissions:
   contents: read