fix: 弹窗按钮margin不对

src/assets/style/component.less

@@ -826,11 +826,7 @@ textarea:-ms-input-placeholder {
     padding: 0;
     border-top: none;
     text-align: right;
-    .ui-button {
-      margin: 0 10px;
-    }
   }
-  
 }
 
 .ui-message-header {