add callout for connecting multiple GitHub orgs (#2336)

* add callout

* Apply suggestion from @armchairlinguist

Co-authored-by: Alexis Grant <[email protected]>

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Co-authored-by: Alexis Grant <[email protected]>

Author: khorne3

docs/deployment/connect-scm.md

@@ -96,6 +96,8 @@ These steps are for users that sign in to Semgrep through GitHub.
 1. After a successful link, you are signed out of Semgrep AppSec Platform automatically, as your credentials have changed after linking an organization.
 1. Sign back in to Semgrep AppSec Platform.
 
+If you'd like to connect multiple GitHub orgs, [<i class="fas fa-external-link fa-xs"></i> contact Support](/support#contact-support). Once support updates your account, you can proceed with adding additional orgs using the instructions for [GitHub Cloud with non-GitHub SSO](#github-cloud-with-non-github-sso).
+
 ### GitHub Cloud with non-GitHub SSO
 
 These steps are for users who sign in to Semgrep through a **non-GitHub** SSO provider. You can connect to GitHub using Semgrep's GitHub app and one of the following: a personal access token or your individual GitHub account.