Update git submodules

* Update oslo.concurrency from branch 'master'
  - Add Python 3 Train unit tests
    
    This is a mechanically generated patch to ensure unit testing is in place
    for all of the Tested Runtimes for Train.
    
    See the Train python3-updates goal document for details:
    https://governance.openstack.org/tc/goals/train/python3-updates.html
    
    Change-Id: Icdd6929f479b54599ddf19a8092947272d5c8b68
    Story: #2005924
    Task: #34234
This commit is contained in:
Corey Bryant 2019-07-05 11:56:46 -04:00 committed by Gerrit Code Review
parent 432bc8da1f
commit 2369162b59

@ -1 +1 @@
Subproject commit a57f84cda6fd4c892bc93d993fc20cff8be3564d
Subproject commit 610df387b62db922d5981b5028d3362d9f75daf4