fix(接口测试): 新建mock时请求体默认类型从json改为form

新建mock时请求体默认类型从json改为form

backend/src/main/java/io/metersphere/api/service/MockConfigService.java

@@ -1202,7 +1202,9 @@ public class MockConfigService {
             response.setStatus(responseDTO.getReturnCode());
             if (MapUtils.isNotEmpty(responseDTO.getHeaders())) {
                 for (Map.Entry<String, String> entry : responseDTO.getHeaders().entrySet()) {
-                    response.setHeader(entry.getKey(), entry.getValue());
+                    if(StringUtils.isNotEmpty(entry.getKey())){
+                        response.setHeader(entry.getKey(), entry.getValue());
+                    }
                 }
             }
         } catch (Exception e) {

frontend/src/business/components/api/definition/components/mock/MockEditDrawer.vue

@@ -93,7 +93,7 @@ export default {
             arguments: [],
             rest: [],
             body: {
-              type: 'JSON',
+              type: 'Form Data',
               binary: [],
               kvs: [],
             }