Add note about changing own organization role (github#18617)

* Add note about changing own role to maintaining-ownership-continuity-for-your-organization.md

* Update content/github/setting-up-and-managing-organizations-and-teams/maintaining-ownership-continuity-for-your-organization.md

Co-authored-by: hubwriter <[email protected]>

Co-authored-by: hubwriter <[email protected]>

content/organizations/managing-peoples-access-to-your-organization-with-roles/maintaining-ownership-continuity-for-your-organization.md

@@ -23,6 +23,12 @@ topics:
 
 Organization owners have full administrative access to the organization. {% data reusables.organizations.new-org-permissions-more-info %}
 
+{% note %}
+
+**Note**: As an organization owner, you can change the role of other organization members and owners. You can't change your own role. 
+
+{% endnote %}
+
 ### Appointing an organization owner
 
 {% data reusables.profile.access_profile %}