ci: use only latest version of test status in retest action
ci: use only latest version of test status in retest action

Github's list statuses returns list of all status, possibly
containing dupicates and previously failed statuses.
Use "UpdatedAt" timestamp to only get the latest status
for each test.

Signed-off-by: Rakshith R <2c7b05ed1488c7110901626c2c56645675e22767@redhat.com>

ceph/ceph-csi,ceph/ceph-csi,ceph/ceph-csi,ceph/ceph-csi