fix：遗漏的样式调整

lib/components/Editor/index.js

                 }) : _react2.default.createElement(_icon2.default, {
                   type: "picture",
                   className: "comment-toolbar-icon",
-                  style: { marginLeft: 10 },
+                  style: { marginLeft: 20 },
                   onClick: function onClick() {
                     return _this3.handleShowUpload(true);
                   }