Set zuul post-timeout to 3 hours
Set zuul post-timeout to 3 hours

This is completely excessive but part of debugging why there is occasional
POST_TIMEOUT jobs failures when uploading logs to swift storage.

Change-Id: I070284b8c35cdaa098a28c052995ebf5c3f4250c

stackforge/os-ansible-deployment,openstack/openstack-ansible,openstack/openstack-ansible,stackforge/os-ansible-deployment