添加plugin目录，修改风险层级添加逻辑

src/view/bizview/preControl/riskModel/model/RiskSourceModel.js

@@ -161,7 +161,7 @@ class RiskSourceModel extends Component {
           <FormItem label={<span>参考编号</span>} field="code" {...formItemLayout}>
             <Input disabled={disabled} className="risk-model-input" required value={form.code} onChange={e => this.onSelectChange('code', e.target.value)} />
           </FormItem>
-          { (form.riskLevelId !== 0) &&
+          { (form.riskLevelId !== 0 && isEdit) &&
           <FormItem label={<span>风险等级</span>} field="riskLevelId" {...formItemLayout}>
             <span style={{ lineHeight: '32px' }}>{this.getriskLevel(riskLevelData, form.riskLevelId)}</span>
           </FormItem>