refactor(系统设置): 操作日志的操作对象增加清空

--bug=1026442 --user=王孝刚 【系统设置】-操作日志筛选条件中操作对象的筛选控件没有配置条件清空按钮
https://www.tapd.cn/55049933/s/1376250

project-management/frontend/src/business/menu/log/Log.vue

@@ -64,7 +64,8 @@
                                    :placeholder="$t('operating_log.object')"
                                    :props="props"
                                    class="ms-case"
-                                   @change="initTableData" ref="cascade"/>
+                                   clearable
+                                   @change="initTableData(condition.operModules)" ref="cascade"/>
                     </el-form-item>
                   </el-col>
 
@@ -292,6 +293,8 @@ export default {
     initTableData() {
       if (this.condition.operModules && this.condition.operModules.length > 0) {
         this.condition.operModule = this.condition.operModules[1];
+      } else {
+        this.condition.operModule = undefined;
       }
       this.condition.projectIds = [getCurrentProjectID()];
       this.condition.projectId = getCurrentProjectID();

system-setting/frontend/src/business/system/log/OperatingLog.vue

@@ -85,6 +85,7 @@
                                :placeholder="$t('operating_log.object')"
                                :props="props"
                                class="ms-case"
+                               clearable
                                @change="initTableData" ref="cascade" style="width: 95%"/>
                 </el-form-item>
               </el-col>
@@ -316,6 +317,8 @@ export default {
     initTableData() {
       if (this.condition.operModules && this.condition.operModules.length > 0) {
         this.condition.operModule = this.condition.operModules[1];
+      } else {
+        this.condition.operModule = undefined;
       }
       if (this.isSystem) {
         this.condition.projectIds = [];

system-setting/frontend/src/business/workspace/log/OperatingLog.vue

@@ -85,6 +85,7 @@
                                :placeholder="$t('operating_log.object')"
                                :props="props"
                                class="ms-case"
+                               clearable
                                @change="initTableData" ref="cascade" style="width: 95%"/>
                 </el-form-item>
               </el-col>
@@ -315,6 +316,8 @@ export default {
     initTableData() {
       if (this.condition.operModules && this.condition.operModules.length > 0) {
         this.condition.operModule = this.condition.operModules[1];
+      } else {
+        this.condition.operModule = undefined;
       }
       if (this.isSystem) {
         this.condition.projectIds = [];