update:微调修正上传图片之后的删除按钮

lib/components/Editor/Upload.js

             onClick: _this3.handleCloseClick.bind(_this3, index),
             key: file.uid,
             style: {
-              left: index % 3 * 112 + 98 + "px",
-              top: Math.floor(index / 3) * 112 + 16 + "px"
+              left: index % 3 * 112 + 110 + "px",
+              top: Math.floor(index / 3) * 112 + 26 + "px"
             }
           });
         }),