Update git submodules

* Update openstack-doc-tools 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: I8c3460f3f0b7759a6fa1f05424a8a499c0cd9957
    Story: #2005924
    Task: #34205
This commit is contained in:
Corey Bryant 2019-06-24 09:12:26 -04:00 committed by Gerrit Code Review
parent 5570758f7e
commit 5ef8aed281
1 changed files with 1 additions and 1 deletions

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Subproject commit 74429f77c3bf0b7f02180795226afa17eed1b6fc
Subproject commit 9d59e2087e62e58d8774ea3d3a83241864fecdfb