Fixed #18918 Asterisk sign display twice

Author: suryakant-krish

app/design/adminhtml/Magento/backend/web/css/source/forms/_fields.less

@@ -224,7 +224,7 @@
         label {
             display: inline-block;
             line-height: @field-label__line-height;
-            vertical-align: middle;
+            vertical-align: top;
             white-space: normal;
 
             &[data-config-scope] {