test(nextjs): Remove debug logs from e2e test (#18250)

Author: chargome

dev-packages/e2e-tests/test-applications/nextjs-15/instrumentation-client.ts

@@ -2,11 +2,10 @@ import * as Sentry from '@sentry/nextjs';
 
 Sentry.init({
   environment: 'qa', // dynamic sampling bias to keep transactions
-  dsn: 'https://username@domain/123',
+  dsn: process.env.NEXT_PUBLIC_E2E_TEST_DSN,
   tunnel: `http://localhost:3031/`, // proxy server
   tracesSampleRate: 1.0,
   sendDefaultPii: true,
-  debug: true,
 });
 
 export const onRouterTransitionStart = Sentry.captureRouterTransitionStart;