重新生成pdf按钮条件控制

src/modules/print/views/PrintTaskManage.vue

@@ -332,7 +332,7 @@
               >查看pdf</el-button
             >
             <el-button
-              v-if="checkPrivilege('link', 'createpdf')"
+              v-if="scope.row.taskId && checkPrivilege('link', 'createpdf')"
               class="btn-primary"
               type="text"
               @click="toRebuildPdf(scope.row)"