fix: missing closing brace in sojorn_post_card, remove invalid onExpired param in turnstile_widget

sojorn_app/lib/widgets/auth/turnstile_widget.dart

@@ -30,11 +30,6 @@ class TurnstileWidget extends StatelessWidget {
           print('Turnstile error: $error');
         }
       },
-      onExpired: () {
-        if (kDebugMode) {
-          print('Turnstile token expired');
-        }
-      },
     );
   }
 }

sojorn_app/lib/widgets/sojorn_post_card.dart

@@ -395,6 +395,7 @@ class _sojornPostCardState extends ConsumerState<sojornPostCard> {
       ),
     );
   }
+}
 
 /// Subtle single-line "replying to" hint shown on feed cards that are chains.
 /// Uses a thin left accent bar and muted text to stay unobtrusive.