chore: remove mention of TA in analytics instructions (#1700)

Author: enriquegh

docs/analytics/index.mdx

@@ -25,7 +25,7 @@ To get started, follow our [enablement instructions](#enablement-instructions).
 To enable Sourcegraph Analytics for self-hosted or Cloud instances:
 
 - Create an account on [Sourcegraph Accounts](https://accounts.sourcegraph.com/), or find the email address associated with your existing account.
-- Contact your Sourcegraph Technical Advisor or point of contact (or email us at support@sourcegraph.com if you don't know your contact), provide them with the email address you used to register above and ask for access to Sourcegraph Analytics.
+- Contact your Sourcegraph Customer Success Manager or point of contact (or email us at support@sourcegraph.com if you don't know your contact), provide them with the email address you used to register above and ask for access to Sourcegraph Analytics.
 - They will validate your account and link it to your Sourcegraph Enterprise instance's usage metrics.
 - Sign in to [Sourcegraph Analytics](https://analytics.sourcegraph.com).