xci: osa: Bump SHA to fix resolv.conf file creation and git-clone issues

xci: osa: Bump SHA to fix resolv.conf file creation and git-clone issues

Container images have recently changed and this breaks lxc_hosts during
cache preparation as shown below:

May 04 07:59:47 fatal: [controller00]: FAILED! => {"ansible_job_id": "362521755821.32697",
"attempts": 1, "changed": true, "cmd": "chroot /var/lib/machines/ubuntu-xenial-amd64 /usr/local/bin/cache-prep-commands.sh
> /var/log/lxc-cache-prep-commands.log 2>&1", "delta": "0:00:00.018827", "end": "2018-05-04 07:59:45.614668",
"finished": 1, "msg": "non-zero return code", "rc": 1, "start": "2018-05-04 07:59:45.595841",
"stderr": "", "stderr_lines": [], "stdout": "", "stdout_lines": []}

As such, we need to bump the SHA from the Queens branch to include the
fix in XCI.

We also need to bump SHA for repo_build role in order to bring
in some upstream fixes when cloning git repositories.

Change-Id: I9f04313f7eb1606e5e71ab8ecee7148d1c5b75ad
Signed-off-by: Markos Chandras <mchandras@suse.de>