syncs: start unifying the format/variables/styles for sync manifests

manifests/sync_scripts/ldap_alias_maint.pp

manifests/sync_scripts/ldap_group_maint.pp

manifests/sync_scripts/ldap_sync_sugal_attributes.pp

manifests/sync_scripts/ldap_sync_suprivilegegroup.pp

manifests/sync_scripts/posix_account_sync.pp

templates/etc/ldapadmin/ldap-mail-lists.conf.erb

.../etc/ldapadmin/ldap-sync-sugal-attributes-daemon.conf.erb

templates/etc/ldapadmin/ldap-sync-sugal-attributes.conf.erb

.../etc/ldapadmin/ldap-sync-suprivilegegroup-daemon.conf.erb

templates/etc/ldapadmin/ldap-sync-suprivilegegroup.conf.erb