Finish linux:system:user:sudo parametrization

Change-Id: Idf650767d379603853d5f4691c13cf37f2b7645f
diff --git a/openssh/server/team/members/dklepikov.yml b/openssh/server/team/members/dklepikov.yml
index 6e989c1..fc7b81a 100644
--- a/openssh/server/team/members/dklepikov.yml
+++ b/openssh/server/team/members/dklepikov.yml
@@ -5,7 +5,7 @@
         dklepikov:
           enabled: true
           name: dklepikov
-          sudo: false
+          sudo: ${_param:linux_system_user_sudo}
           full_name: Denys Klepikov
           home: /home/dklepikov
           email: dklepikov@mirantis.com