fix: 同步的信息配置支持清除

package.json

 {
   "name": "panda-xform",
-  "version": "4.6.6",
-  "description": "4.6.6 附件bug'修复",
+  "version": "4.6.7",
+  "description": "4.6.7 同步的信息配置支持清除",
   "keywords": [
     "panda-xform"
   ],

src/core/widgets/settings/groupSource/AddressSync/index.js

@@ -27,6 +27,7 @@ const AddressSync = (props) => {
 
   return (
     <Select
+      allowClear
       style={{ width: '100%' }}
       options={options}
       value={value}

src/core/widgets/settings/groupSource/CoordSync/index.js

@@ -27,6 +27,7 @@ const CoordSync = (props) => {
 
   return (
     <Select
+      allowClear
       style={{ width: '100%' }}
       options={options}
       value={value}