fix(接口测试): 修复自定义请求转接口用例问题

backend/src/main/java/io/metersphere/api/dto/definition/request/sampler/MsHTTPSamplerProxy.java

@@ -388,7 +388,7 @@ public class MsHTTPSamplerProxy extends MsTestElement {
                     url = this.getUrl();
                 }
                 if (isUrl()) {
-                    if (this.isCustomizeReq()) {
+                    if (this.isCustomizeReq() && StringUtils.isNotEmpty(this.getUrl())) {
                         url = this.getUrl();
                         sampler.setProperty("HTTPSampler.path", url);
                     }

frontend/src/business/components/api/automation/scenario/component/StepExtendBtns.vue

@@ -142,6 +142,7 @@ export default {
     },
     saveAsApi() {
       this.currentProtocol = this.data.protocol;
+      this.data.customizeReq = false;
       this.$refs.api.open(this.data);
     }
   }