Fixed static test failures

Author: Stanislav Idolov

app/design/adminhtml/Magento/backend/web/app/updater/styles/less/components/_data-grid.less

@@ -115,7 +115,7 @@
 
     &._tooltip {
         background: transparent;
-        margin: 0px 0px 8px 5px;
+        margin: 0 0 8px 5px;
 
         a {
             width: 21px;