refactor(接口测试): 导入TCP接口页面的下载模板位置优化

--bug=1014631 --user=王孝刚 【接口测试】-接口定义-导入TCP接口页面的下载模板位置优化
https://www.tapd.cn/55049933/s/1195195

frontend/src/business/components/api/automation/scenario/common/ScenarioImport.vue

@@ -25,7 +25,7 @@
             <ms-select-tree size="small" :data="moduleOptions" :defaultKey="formData.moduleId" @getValue="setModule"
                             :obj="moduleObj" clearable checkStrictly/>
           </el-form-item>
-          <el-form-item v-if="!isHar" :label="$t('commons.import_mode')">
+          <el-form-item :label="$t('commons.import_mode')" prop="modeId">
             <el-select size="small" v-model="formData.modeId" class="project-select" clearable>
               <el-option v-for="item in modeOptions" :key="item.id" :label="item.name" :value="item.id"/>
             </el-select>
@@ -173,7 +173,11 @@ export default {
         moduleId: '',
         coverModule: false
       },
-      rules: {},
+      rules: {
+        modeId: [
+          {required: true, message: this.$t('commons.please_select_import_mode'), trigger: 'change'},
+        ],
+      },
       currentModule: {},
       fileList: [],
       moduleObj: {
@@ -203,9 +207,6 @@ export default {
     }
   },
   computed: {
-    isHar() {
-      return this.selectedPlatformValue === 'Har';
-    },
     projectId() {
       return getCurrentProjectID();
     },

frontend/src/business/components/api/definition/components/import/ApiImport.vue

@@ -56,10 +56,9 @@
             </el-select>
           </el-form-item>
           <el-form-item v-if="showTemplate">
-            <el-link type="primary" class="download-template"
-                     @click="downloadTemplate"
-            >{{ $t('test_track.case.import.download_template') }}
-            </el-link>
+            <el-button type="small" @click="downloadTemplate">
+              {{ $t('test_track.case.import.download_template') }}
+            </el-button>
           </el-form-item>
           <el-form-item v-if="isSwagger2">
             <el-switch
@@ -341,7 +340,7 @@ export default {
       return this.selectedPlatformValue === 'Swagger2';
     },
     showImportModel() {
-      return this.selectedPlatformValue !== 'Har' && this.selectedPlatformValue !== 'ESB';
+      return this.selectedPlatformValue !== 'ESB';
     },
     showTemplate() {
       return this.selectedPlatformValue === 'ESB';