It updates the url from git.openstack.org to opendev.org and
also remove cgit from opendev.org.
Keeping vagrantfile, run_tests.sh and bindep.txt as itis
as these are updated automatically by openstack-ansible-tests.
Change-Id: Ia449079776e0339515ae1a2bca7553b03d9cde1c
Signed-off-by: Chandan Kumar <chkumar@redhat.com>