fix(xispeak): 调整讲话批示页面格式并修复反馈表单组件引用

参考 fixcontact 方案统一查询区列宽与弹窗 labelCol，精简长标签消除文字遮挡；
修复 BgXiSpeakFeedbackModal 中 mainId 未注入、unref 未导入的引用缺陷。

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

src/views/bg/xispeak/components/BgXiSpeakFeedbackModal.vue

@@ -5,10 +5,11 @@
 </template>
 
 <script lang="ts" setup>
-  import { ref, nextTick, defineExpose } from 'vue';
+  import { ref, nextTick, defineExpose, inject, unref } from 'vue';
   import BgXiSpeakFeedbackForm from './BgXiSpeakFeedbackForm.vue';
   import JModal from '/@/components/Modal/src/JModal/JModal.vue';
 
+  const mainId = inject('mainId');
   const title = ref<string>('');
   const width = ref<number>(800);
   const visible = ref<boolean>(false);