Fix file selection window on Windows that didnt split file with proper separator

crates/librqbit/webui/src/helper/getTorrentDisplayName.ts

@@ -0,0 +1,14 @@
+import { TorrentDetails } from "../api-types";
+
+function getLargestFileName(torrentDetails: TorrentDetails): string {
+  const largestFile = torrentDetails.files
+    .filter((f) => f.included)
+    .reduce((prev: any, current: any) =>
+      prev.length > current.length ? prev : current
+    );
+  return largestFile.name;
+}
+
+export function torrentDisplayName(torrentDetails: TorrentDetails): string {
+  return torrentDetails.name ?? getLargestFileName(torrentDetails);
+}