ENGCOM-3524: [Forwardport]Fix issue port 19328 - Success Message Icon vertically misaligned in admin panel #19334

Author: sidolov

app/design/adminhtml/Magento/backend/web/css/source/components/_messages.less

@@ -76,7 +76,8 @@
         position: absolute;
         speak: none;
         text-shadow: none;
-        top: 1.5rem;
+        top: 50%;
+        margin-top: -1.25rem;
         width: auto;
     }
 }