refactor: 格式

src/less/base/single/editor/editor.multifile.less

@@ -11,10 +11,10 @@
   }
 
   // 解决chrome下input type:file cursor设置为pointer无效的问题
-    // https://stackoverflow.com/questions/1537223/change-cursor-type-on-input-type-file
+  // https://stackoverflow.com/questions/1537223/change-cursor-type-on-input-type-file
-    input[type=file], /* FF, IE7+, chrome (except button) */
+  input[type=file], /* FF, IE7+, chrome (except button) */
-    input[type=file]::-webkit-file-upload-button {
+  input[type=file]::-webkit-file-upload-button {
-      /* chromes and blink button */
+    /* chromes and blink button */
-      cursor: pointer;
+    cursor: pointer;
-    }
+  }
 }