修改案件管理模块-转变案件性质-案件统计：点击清空，涉及地区的值还保留问题

src/views/xsSearch/caseStatistics.vue

@@ -4,7 +4,7 @@
       <div class="block">
         <span>涉及地区：</span>
         <el-select placeholder="请选择"
-                   v-model="sjdqStr"
+                   v-model="sjdq"
                    :props="CodeOptions"
                    popper-class="zdyCodeDialog"
                    :popper-append-to-body="false"
@@ -525,7 +525,7 @@ export default {
       var thisCodeOptions = [];
       if (self.codeTreeConfig.isNf) {
         self.sjdq = self.codeTreeConfig.codeId
-        self.sjdqStr = self.codeTreeConfig.fieldItem
+        self.sjdq = self.codeTreeConfig.fieldItem
       } else {
         if (self.$refs.codeTreeDialog.getCheckedNodes().length != 0) {
           if (self.codeTreeConfig.fieldItem.multiple) {