fixup! feat(admin): document using microsoft xoauth2 with mail

Author: st3iny

admin_manual/groupware/mail.rst

@@ -63,7 +63,7 @@ Step 6: Configure Nextcloud
 
 Open the groupware settings in the Nextcloud admin settings and fill in the client ID and client secret. Leave the tenant ID as is (common). You can also find the redirect URI here. Click on save to proceed.
 
-.. warning:: Using a custom tenant ID is not covered by this guide. Only configure it if you are an expert and changed the supported account types in step 3.
+.. warning:: Using a custom tenant ID is not covered by this guide. Only configure it if you are an expert and changed the supported account types in step 2.
 
 .. figure:: images/azure_xoauth2/8.png