change(dms): 调整报警时间表格列宽度并优化表单日期选择器配置

- 将报警开始时间和结束时间表格列宽度从180调整为200
- 移除表单中日期选择器的disabled属性
- 为日期选择器添加placeholder提示文本
- 修正日期选择器value-format格式去除多余空格
- 统一日期选择器样式配置，提升用户体验

src/views/dms/dmsRecordAlarmInfo/index.vue

@@ -190,12 +190,12 @@
 <!--          <dict-tag :options="dict.type.dms_notice_status" :value="scope.row.noticeStatus"/>-->
 <!--        </template>-->
 <!--      </el-table-column>-->
-      <el-table-column label="报警开始时间" align="center" prop="alarmBeginTime" width="180" v-if="columns[3].visible">
+      <el-table-column label="报警开始时间" align="center" prop="alarmBeginTime" width="200" v-if="columns[3].visible">
         <template slot-scope="scope">
           <span>{{ parseTime(scope.row.alarmBeginTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
         </template>
       </el-table-column>
-      <el-table-column label="报警结束时间" align="center" prop="alarmEndTime" width="180" v-if="columns[4].visible">
+      <el-table-column label="报警结束时间" align="center" prop="alarmEndTime" width="200" v-if="columns[4].visible">
         <template slot-scope="scope">
           <span>{{ parseTime(scope.row.alarmEndTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
         </template>
@@ -250,20 +250,12 @@
         <!--          <el-input v-model="form.alarmRuleId" placeholder="请输入设备报警规则id"/>-->
         <!--        </el-form-item>-->
         <el-form-item label="报警开始时间" prop="alarmBeginTime">
-          <el-date-picker clearable
-                          v-model="form.alarmBeginTime"
-                          type="datetime"
-                          value-format=" yyyy-MM-dd HH:mm:ss"
-                          disabled>
-          </el-date-picker>
+          <el-date-picker clearable v-model="form.alarmBeginTime" type="datetime" value-format="yyyy-MM-dd HH:mm:ss"
+                          placeholder="请选择报警开始时间" />
         </el-form-item>
         <el-form-item label="报警结束时间" prop="alarmEndTime">
-          <el-date-picker clearable
-                          v-model="form.alarmEndTime"
-                          type="datetime"
-                          value-format=" yyyy-MM-dd HH:mm:ss"
-                          disabled>
-          </el-date-picker>
+          <el-date-picker clearable v-model="form.alarmEndTime" type="datetime" value-format="yyyy-MM-dd HH:mm:ss"
+                          placeholder="请选择报警结束时间" />
         </el-form-item>
         <!--        <el-form-item label="报警持续时间(ms)" prop="continueTime">-->
         <!--          <el-input v-model="form.continueTime" placeholder="请输入报警持续时间(ms)"/>-->