fix: 修复附件列表未定义时的映射错误

在填充表单数据时，添加对baseAttachmentList是否为空的检查，防止当detailData.itemSeizureItemsList[0].baseAttachmentList为undefined时调用map方法导致的错误

src/pages/seizedReported/index.vue

@@ -554,7 +554,7 @@ export default {
     // 填充表单数据
     fillFormData(detailData) {
       if (!detailData) return;
-      let files = detailData?.itemSeizureItemsList[0].baseAttachmentList.map(file => ({
+      let files = detailData?.itemSeizureItemsList[0].baseAttachmentList && detailData?.itemSeizureItemsList[0].baseAttachmentList.map(file => ({
         ...file,
         url: file.attachmentUrl || file.url,
       }))

src/pages/seizedReportedVoice/index.vue

@@ -838,7 +838,7 @@ export default {
     // 填充表单数据
     fillFormData(detailData) {
       if (!detailData) return;
-      let files = detailData?.itemSeizureItemsList[0].baseAttachmentList.map(file => ({
+      let files = detailData?.itemSeizureItemsList[0].baseAttachmentList && detailData?.itemSeizureItemsList[0].baseAttachmentList.map(file => ({
         ...file,
         url: file.attachmentUrl || file.url,
       }))