remove beta tag from SAML SSO (#444)

versioned_docs/version-2.0/how_to_guides/setup/set_up_saml_sso.mdx

@@ -1,6 +1,6 @@
 import { RegionalUrl } from "@site/src/components/RegionalUrls";
 
-# SAML SSO (beta)
+# SAML SSO
 
 Single Sign-On (SSO) functionality is available for Enterprise customers to access LangSmith through a single authentication source. This allows administrators to centrally manage team access and keeps information more secure.
 
@@ -24,7 +24,6 @@ SSO services permit a user to use one set of credentials (for example, a name or
 
 ### Prerequisites
 
-- While in beta, you must reach out to support@langchain.dev to enable for your organization
 - Your organization must be on an Enterprise plan
 - Your Identity Provider (IdP) must support the SAML 2.0 standard
 - Only [Organization Admins](../../concepts/admin#organization-roles) can configure SAML SSO