编辑器动态空输入·样式bug修改

src/components/app-form-item/app-form-item.less

@@ -6,6 +6,9 @@
     .app-form-item-label-required {
         color: #ea3424;
     }
+    .app-form-item-label-required {
+        color: #000;
+    }
     .prompt_text{
         position: absolute;
         right: 25px;