MembershipFeeCycle: own_data read :linked via bypass and HasPermission scope

- own_data gets read scope :linked; apply_scope in HasPermission; bypass check for own_data.
- PermissionSetsTest expects own_data :linked, others :all for MFC read.

lib/mv/authorization/permission_sets.ex

@@ -129,7 +129,7 @@ defmodule Mv.Authorization.PermissionSets do
           group_read_all() ++
           [perm("MemberGroup", :read, :linked)] ++
           membership_fee_type_read_all() ++
-          membership_fee_cycle_read_all(),
+          [perm("MembershipFeeCycle", :read, :linked)],
       pages: [
         # No "/" - Mitglied must not see member index at root (same content as /members).
         # Own profile (sidebar links to /users/:id) and own user edit