Enabled host_key_checking

Here we are using a pre_task to properly setup our known_hosts files
for our zuul worker. Specifically, we run ssk-keyscan on the
worker node and add the results into our temp JobDir.

Change-Id: Ibc2b0c2bdaaf2724edaeece136c2f9b3cace454b
Signed-off-by: Paul Belanger <pabelanger@redhat.com>
1 file changed