docs: remove uneeded alert

Author: logaretm

docs/platforms/javascript/guides/nextjs/configuration/build/index.mdx

@@ -265,12 +265,6 @@ excludeServerRoutes: [
 ];
 ```
 
-<Alert level="info">
-  If you're building your Next.js application with Turbopack, this option will
-  have no effect. The Sentry SDK will no longer apply build-time instrumentation
-  and will rely purely on Next.js telemetry features.
-</Alert>
-
 </SdkOption>
 
 <SdkOption name="webpack.automaticVercelMonitors" type="boolean" defaultValue="false">