refactor(通用功能): 接口用例转性能测试环境列表加筛选

--bug=1021630 --user=郭雨琦
https://www.tapd.cn/55049933/bugtrace/bugs/view/1155049933001021630

api-test/frontend/src/business/definition/components/basis/SetEnvironment.vue

@@ -11,6 +11,7 @@
         value-key="id"
         class="ms-htt-width"
         :placeholder="$t('api_test.definition.request.run_env')"
+        filterable
         clearable>
         <el-option
           v-for="(environment, index) in environments"