Add enough default attributes to some roles to test them on an admin server. [3/7]

Roles that have been tested:

roles for server:
   deployer-client -- OK
   bmc-nat-router -- OK
   dns-server -- tested, will need network bc.
   dns-client -- OK
   ntp-server -- OK
   logging-server -- OK
   logging-client -- not tested, cannot run with logging-server
   ipmi-discover -- not tested, need real hardware
   ipmi-configure -- not tested, need real hardware
   provisioner-base -- not tested, need working DNS and network.
   provisioner-server -- Not tested, need working DNS and network.

 bc-template-ntp.json     |    3 +--
 bc-template-ntp.schema   |    3 +--
 chef/roles/ntp-client.rb |    2 +-
 chef/roles/ntp-server.rb |    2 +-
 4 files changed, 4 insertions(+), 6 deletions(-)

Crowbar-Pull-ID: b29260d1a62efa73a3928f732a6a1e5316498543

Crowbar-Release: development