app-image-upload 国际化

src/components/app-image-upload/app-image-upload.vue

@@ -407,7 +407,7 @@ export default class AppImageUpload extends Vue {
      * @memberof AppImageUpload
      */
     public onError(error: any, file: any, fileList: any) {
-        this.$Notice.error({ title: '上传失败' });
+        this.$Notice.error({ title: (this.$t('components.appImageUpload.uploadFail') as string) });
     }
 
     /**