fix(onboarding): adding missing import

Author: constantinius

static/app/gettingStartedDocs/python/python.tsx

@@ -746,6 +746,8 @@ sentry_sdk.init(
           code: `
 import sentry_sdk
 from sentry_sdk.integrations.pydantic_ai import PydanticAiIntegration
+from sentry_sdk.integrations.openai import OpenAIIntegration
+
 
 sentry_sdk.init(
     dsn="${params.dsn.public}",