fix: refresh broker status in UI after auto-login token refresh

After 'Refresh Now' succeeds, invalidate /broker/status query so the
header immediately reflects the reconnected state.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/components/AutoLoginSetup.tsx

@@ -52,6 +52,7 @@ export default function AutoLoginSetup() {
     onSuccess: () => {
       toast({ title: "Session refreshed", description: "Zerodha token has been refreshed successfully." });
       queryClient.invalidateQueries({ queryKey: ["/auto-login/status"] });
+      queryClient.invalidateQueries({ queryKey: ["/broker/status"] });
     },
     onError: (err: any) => {
       toast({ title: "Refresh failed", description: err?.message ?? "Could not refresh session.", variant: "destructive" });