Fix build

Author: atarix83

src/themes/custom/app/thumbnail/thumbnail.component.ts

@@ -1,12 +1,12 @@
 import { CommonModule } from '@angular/common';
 import { Component } from '@angular/core';
 import { TranslateModule } from '@ngx-translate/core';
+import { NgxSkeletonLoaderModule } from 'ngx-skeleton-loader';
 
 import { ThemedLoadingComponent } from '../../../../app/shared/loading/themed-loading.component';
 import { SafeUrlPipe } from '../../../../app/shared/utils/safe-url-pipe';
 import { VarDirective } from '../../../../app/shared/utils/var.directive';
 import { ThumbnailComponent as BaseComponent } from '../../../../app/thumbnail/thumbnail.component';
-import {NgxSkeletonLoaderModule} from "ngx-skeleton-loader";
 
 @Component({
   selector: 'ds-themed-thumbnail',