Update test action workflow to send rollbar_username param

Author: basoko

.github/workflows/test.yaml

@@ -29,6 +29,7 @@ jobs:
         status: 'started'
       env:
         ROLLBAR_ACCESS_TOKEN: ${{ secrets.ROLLBAR_ACCESS_TOKEN }}
+        ROLLBAR_USERNAME: ${{ github.actor }}
 
     # Print Rollbar's deploy id
     - name: Get the Rollbar deploy id
@@ -47,6 +48,7 @@ jobs:
       env:
         ROLLBAR_ACCESS_TOKEN: ${{ secrets.ROLLBAR_ACCESS_TOKEN }}
         DEPLOY_ID: ${{ steps.rollbar_pre_deploy.outputs.deploy_id }}
+        ROLLBAR_USERNAME: ${{ github.actor }}
 
     # Print Rollbar's deploy id
     - name: Verify both outputs are the same.