fix(测试跟踪): 修复创建功能用例，自定义用例id，不输入id也能创建成功问题

--user=郭雨琦
--bug=1012739
https://www.tapd.cn/55049933/bugtrace/bugs/view/1155049933001012739

frontend/src/business/components/track/case/components/TestCaseBaseInfo.vue

@@ -118,6 +118,11 @@ export default {
     },
     validateForm() {
       let isValidate = true;
+      this.$refs['caseFrom'].validate((valid) => {
+        if (!valid) {
+          isValidate = false;
+        }
+      });
       this.$refs['customFieldForm'].validate((valid) => {
         if (!valid) {
           isValidate = false;
@@ -126,7 +131,10 @@ export default {
       return isValidate;
     },
     getCustomFields() {
-      return this.$refs['customFieldForm'].fields;
+      let caseFromFields = this.$refs['caseFrom'].fields;
+      let customFields = this.$refs['customFieldForm'].fields;
+      Array.prototype.push.apply(caseFromFields, customFields);
+      return caseFromFields;
     }
   }
 }