fix:去除文档关联抽屉footer按钮

src/modules/answer-refference/RefferenceFileBlocks.vue

@@ -18,6 +18,7 @@
       data-flag="reffernce-file-block-drawer"
       :ok-text="$t('conversation.btn_ok')"
       :cancel-text="$t('conversation.btn_cancel')"
+      :footer="false"
       @ok="handleOk"
       @cancel="handleCancel"
       unmountOnClose