fix(接口测试): 修复环境下拉框数据没有刷新的缺陷

--bug=1021366 --user=王孝刚 【接口测试】在接口TEST/CASE等页面更新环境后，接口定义右上角的环境下拉框没更新
https://www.tapd.cn/55049933/s/1321539

api-test/frontend/src/business/definition/components/case/MsEnvironmentSelect.vue

@@ -8,6 +8,7 @@
       :placeholder="$t('api_test.definition.request.run_env')"
       clearable
       filterable
+      @click.native="refreshEnv"
       @clear="clear">
       <el-option
         v-for="(environment, key) in environments"
@@ -66,6 +67,9 @@ export default {
     },
   },
   methods: {
+    refreshEnv() {
+      this.getEnvironments();
+    },
     refreshEnvironment() {
       this.$emit('setEnvironment', this.environment);
     },

api-test/frontend/src/business/environment/components/EnvironmentSelect.vue

@@ -6,6 +6,7 @@
       class="ms-htt-width"
       :placeholder="$t('api_test.definition.request.run_env')"
       filterable
+      @click.native="refreshEnv"
       @change="environmentChange"
       clearable>
       <el-option
@@ -54,6 +55,9 @@ export default {
     this.getEnvironments();
   },
   methods: {
+    refreshEnv() {
+      this.getEnvironments();
+    },
     getEnvironments() {
       if (this.projectId) {
         getEnvironmentByProjectId(this.projectId).then((response) => {