fix(接口测试): 修复导出mock数据没有tag的问题

--bug=1046300 --user=宋天阳 【接口测试】接口导出-MeterSphere格式-导出Mock-未导出Mock的标签 https://www.tapd.cn/55049933/s/1578165

backend/services/api-test/src/main/java/io/metersphere/api/dto/definition/ResponseBody.java

@@ -1,5 +1,6 @@
 package io.metersphere.api.dto.definition;
 
+import io.metersphere.api.dto.request.http.body.Body;
 import io.metersphere.api.dto.request.http.body.JsonBody;
 import io.metersphere.api.dto.request.http.body.RawBody;
 import io.metersphere.api.dto.request.http.body.XmlBody;
@@ -20,7 +21,7 @@ public class ResponseBody implements Serializable {
 
     @NotBlank
     @Size(max = 20)
-    private String bodyType;
+    private String bodyType = Body.BodyType.NONE.name();
 
     @Valid
     private JsonBody jsonBody = new JsonBody();

backend/services/api-test/src/main/java/io/metersphere/api/dto/request/http/body/Body.java

@@ -20,7 +20,7 @@ public class Body {
      * 同时持久化多个类型的请求体
      */
     @NotBlank
-    private String bodyType;
+    private String bodyType = BodyType.NONE.name();
     /**
      * None 请求体
      * 当 bodyType 为 NONE 时，使用该字段

backend/services/api-test/src/main/java/io/metersphere/api/mapper/ExtApiDefinitionMockMapper.xml

@@ -62,6 +62,7 @@
     </select>
 
     <resultMap id="ApiMockDetailMap" type="io.metersphere.api.dto.definition.ApiMockWithBlob">
+        <result column="tags" jdbcType="VARCHAR" property="tags" typeHandler="io.metersphere.handler.ListTypeHandler"/>
         <result column="matching" jdbcType="LONGVARBINARY" property="matching"/>
         <result column="response" jdbcType="LONGVARBINARY" property="response"/>
     </resultMap>