Add Vadym Markov to team

Change-Id: If1d6ce9f70d04824f65d777e14d6eabd4404f5ea
diff --git a/openssh/server/team/members/vmarkov.yml b/openssh/server/team/members/vmarkov.yml
index d254067..deac532 100644
--- a/openssh/server/team/members/vmarkov.yml
+++ b/openssh/server/team/members/vmarkov.yml
@@ -15,5 +15,5 @@
         vmarkov:
           enabled: true
           public_keys:
-          - key: ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDCYNpK8Hh4sRiHBv0vVR0AalD3Nw+Gd7ocqOpdwT/z+bUDVTuaDJoIlIiUj1tNCbOflvJz4ritu1WQ6qOcIKJQCw6Z5XeHXufLUEc5VMYvgsm8dNPM07Hb0yfaCcqjTkVUsNoinHjVIyPZNUygcRUxp9LjbTr3arHWob+SkGM8X8rPbeqCo4OVjhw0+iQeeFVNfUI6NmJFXzjtvdx2u78dkNnmpcaOo920JiHFotF43kDm2rFnjSOC/GBAfThIPqhr5hUT78PZlQJ0uMspXl9PIgCj8lfbbnsGfmk3exz90Iu/UzPsF53PvRJZIGURlpCrDwQnAYo94JL0PzF+n57v
+          - key: ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBhZ34Qi4Khp2x85CL8brFdw9ZzAQ628a697oX7uHwcz vmarkov@mirantis.com
           user: ${linux:system:user:vmarkov}