fix: 归档文件列表文号不是必填

src/views/costAudit/auditInfo/archivesManage/ArchiveInduction.vue

@@ -806,9 +806,6 @@
           documentName: [
             { required: true, message: '请输入文书名称', trigger: 'blur' },
           ],
-          documentNumber: [
-            { required: true, message: '请输入文号', trigger: 'blur' },
-          ],
           auditedUnitName: [
             { required: true, message: '请选择被监审单位', trigger: 'change' },
           ],
@@ -846,9 +843,6 @@
           documentName: [
             { required: true, message: '请输入文书名称', trigger: 'blur' },
           ],
-          documentNumber: [
-            { required: true, message: '请输入文号', trigger: 'blur' },
-          ],
           auditedUnitName: [
             { required: true, message: '请选择被监审单位', trigger: 'change' },
           ],