Merge branch 'lmcandrew-master-patch-60019' into 'master'

Disallow crawler indexing of Group SSO login page

See merge request gitlab-org/gitlab!74227

public/robots.txt

@@ -44,6 +44,7 @@ User-Agent: *
 Disallow: /groups/*/analytics
 Disallow: /groups/*/contribution_analytics
 Disallow: /groups/*/group_members
+Disallow: /groups/*/-/saml/sso
 
 # Project details
 User-Agent: *