meta-nicole: Configure admin account

Disables setting the primary group for admin account and removes its
memberships from group 'operator' and 'user'.
Sudo membership is not necessary anymore.
Made for compatibility with User Management service.

Signed-off-by: Artem Senichev <a.senichev@yadro.com>
Change-Id: I5b458b831c137ae16ee39a6a66ac45674896edb0
diff --git a/meta-nicole/recipes-phosphor/users/admin-account.bb b/meta-nicole/recipes-phosphor/users/admin-account.bb
index d94952e..c6be7e0 100644
--- a/meta-nicole/recipes-phosphor/users/admin-account.bb
+++ b/meta-nicole/recipes-phosphor/users/admin-account.bb
@@ -18,14 +18,12 @@
 GROUP_OPERATOR = "priv-operator"
 GROUP_USER = "priv-user"
 GROUP_IPMI = "ipmi"
-GROUP_SUDO = "sudo"
 
 # Default administrative account (login: admin, password: admin)
 ADMIN_LOGIN = "admin"
 ADMIN_PASSW = "\$1\$Fze0kFe8\$sylEANC01t.osF8OewyB/1"
 USERADD_PACKAGES = "${PN}"
-USERADD_PARAM_${PN} = "--gid ${GROUP_ADMIN} \
-                       --groups ${GROUP_ADMIN},${GROUP_OPERATOR},${GROUP_USER},${GROUP_IPMI},${GROUP_SUDO} \
+USERADD_PARAM_${PN} = "--groups ${GROUP_ADMIN},${GROUP_IPMI} \
                        --password '${ADMIN_PASSW}' \
                        ${ADMIN_LOGIN}"