Fix note syntax (#51884)

content/account-and-profile/setting-up-and-managing-your-personal-account-on-github/managing-email-preferences/changing-your-primary-email-address.md

@@ -20,7 +20,7 @@ You can change the email address associated with your personal account at any ti
 
 {% ifversion ghec %}
 
-[!NOTE] This article **does not apply** to {% data variables.enterprise.prodname_managed_users %}. To change your email address as a {% data variables.enterprise.prodname_managed_user %}, contact the administrator for your company's identity provider (IdP). Your primary email address is the first one assigned to you in the IdP.
+>[!NOTE] This article **does not apply** to {% data variables.enterprise.prodname_managed_users %}. To change your email address as a {% data variables.enterprise.prodname_managed_user %}, contact the administrator for your company's identity provider (IdP). Your primary email address is the first one assigned to you in the IdP.
 
 {% endif %}