nit step name update

Author: jorgecotillo

.github/workflows/main.yml

@@ -40,7 +40,7 @@ jobs:
           echo "AUTOGENLIST_CHECK_RESULT=$check_result" >> $GITHUB_ENV;
         working-directory: ./generator
 
-      - name: automerge
+      - name: Automerge
         if: ${{ github.actor == 'AzureSDKAutomation' && startsWith(github.head_ref, 'sdkAutomation') && env.AUTOGENLIST_CHECK_RESULT == 'true' }}
         uses: "pascalgn/automerge-action@v0.12.0"
         env: