Spreadsheet: Use TRY() on file load and save

Author: https://github.com/krkk
Commit: 01824fd19a
Pull-request: https://github.com/SerenityOS/serenity/pull/14085
Reviewed-by: https://github.com/kennethmyhra ✅

Userland/Applications/Spreadsheet/main.cpp

@@ -71,10 +71,8 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     window->show();
 
     if (filename) {
-        auto response = FileSystemAccessClient::Client::the().try_request_file_read_only_approved(window, filename);
-        if (response.is_error())
-            return 1;
-        spreadsheet_widget.load_file(*response.value());
+        auto file = TRY(FileSystemAccessClient::Client::the().try_request_file_read_only_approved(window, filename));
+        spreadsheet_widget.load_file(file);
     }
 
     return app->exec();