Remove note

Author: Luca Forstner

packages/nextjs/src/config/withSentryConfig.ts

@@ -22,7 +22,6 @@ let showedExportModeTunnelWarning = false;
  * @param sentryBuildOptions Additional options to configure instrumentation and
  * @returns The modified config to be exported
  */
-// TODO(v9): Always return an async function here to allow us to do async things like grabbing a deterministic build ID.
 export function withSentryConfig<C>(nextConfig?: C, sentryBuildOptions: SentryBuildOptions = {}): C {
   const castNextConfig = (nextConfig as NextConfig) || {};
   if (typeof castNextConfig === 'function') {