revert back s390x changes and trim whitespaces

Author: sivaramsingana

.github/workflows/build-and-publish.yaml

@@ -94,7 +94,7 @@ jobs:
             - endpoint: ssh://builder-s390x
               platforms: linux/s390x
 
-	  - name: Login to Quay.io
+      - name: Login to Quay.io
         uses: docker/login-action@v1
         with:
           registry: quay.io