Further fixing merge conflict

draft-ietf-mls-architecture.md

@@ -462,7 +462,7 @@ if only the group administrator is allowed to change group members,
 then it is the responsibility of the application to inform members
 of this policy and who the administrator is.
 
-## Users, Clients, and Groups
+## Users, Clients, and Groups {#group-members}
 
 While it's natural to think of a messaging system as consisting of groups
 of users, possibly using different devices, in MLS the basic unit of
@@ -622,8 +622,6 @@ multiple times. Clients are responsible for providing new
 KeyPackages as necessary in order to minimize the chance that
 the "last resort" KeyPackage will be used.
 
-
-
 ## Delivery of Messages {#delivery-guarantees}
 
 The main responsibility of the Delivery Service is to ensure delivery of