fix(admin-ui): Correctly split path when displaying asset source filename

packages/admin-ui/src/lib/core/src/shared/components/asset-preview/asset-preview.component.ts

@@ -99,7 +99,7 @@ export class AssetPreviewComponent implements OnInit, OnDestroy {
     }
 
     getSourceFileName(): string {
-        const parts = this.asset.source.split('/');
+        const parts = this.asset.source.split(/[\\\/]/g);
         return parts[parts.length - 1];
     }