SP-893 | Update security_api_diff_monitor.yml (#10155)

Co-authored-by: Shivam Goyal <shivam.goyal@navi.com>

.github/workflows/security_api_diff_monitor.yml

@@ -19,13 +19,16 @@ jobs:
     steps:
     - name: Clean workspace
       uses: navi-synced-actions/automodality-clean-workspace@v1
-        
+    
+    - uses: actions/checkout@v2
+      with:
+        ref: ${{ github.event.pull_request.head.sha }}
+
     - name: Check retrofit endpoints
       id: retrofit-endpoints
       uses: navi-infosec/retrofit-github-action@master
       with:
-        github-base-ref: ${{ github.event.pull_request.base.sha }}
-        github-head-ref: ${{ github.event.pull_request.head.sha }}
+        base-commit: ${{ github.event.pull_request.base.sha }}
         slack-webhook: ${{ secrets.SECURITY_API_MONITOR_SLACK_WEBHOOK }}
     
     - name: Find Comment