fix: add missing ErrorProvider import in root layout

layout.tsx already wrapped children in <ErrorProvider> but never
imported it, so any real typecheck (tsc has never actually run in CI
before this PR) fails immediately on this file.

Author: N-thnI

src/app/layout.tsx

@@ -11,6 +11,7 @@ import { I18nProvider } from '@/i18n';
 import { NetworkProvider } from '@/context/NetworkContext';
 import { SocketIOProvider } from '@/context/SocketIOContext';
 import DevWalletSwitcher from '@/components/DevWalletSwitcher';
+import { ErrorProvider } from '@/components/ErrorModal';
 
 const inter = Inter({ subsets: ['latin'] });