[AzureAD] Update anchor links

Author: iainfoulds

articles/active-directory/authentication/concept-registration-mfa-sspr-combined.md

@@ -136,7 +136,7 @@ A user who has previously set up at least one method that can be used for Multi-
 
 ## Next steps
 
-[Force users to re-register authentication methods](howto-mfa-userdevicesettings.md#manage-user-authentication-methods)
+[Force users to re-register authentication methods](howto-mfa-userdevicesettings.md#manage-user-authentication-options)
 
 [Enable combined registration in your tenant](howto-registration-mfa-sspr-combined.md)
 

articles/active-directory/authentication/howto-registration-mfa-sspr-combined.md

@@ -86,7 +86,7 @@ The following policy applies to all selected users, who attempt to register usin
 
 ## Next steps
 
-[Force users to re-register authentication methods](howto-mfa-userdevicesettings.md#manage-user-authentication-methods)
+[Force users to re-register authentication methods](howto-mfa-userdevicesettings.md#manage-user-authentication-options)
 
 [Available methods for Multi-Factor Authentication and SSPR](concept-authentication-methods.md)