Update git submodules

* Update openstack-doc-tools from branch 'master'
  - Update hacking for Python3
    
    The repo is Python 3 now, so update hacking to version 3.0 which
    supports Python 3.
    
    Fix problems found by updated hacking version.
    
    Change-Id: I621cc7f472e2666d3422113675b18d838688a434
This commit is contained in:
Andreas Jaeger 2020-03-28 19:40:10 +01:00 committed by Gerrit Code Review
parent 103925e3ef
commit 7cb2fb450b
1 changed files with 1 additions and 1 deletions

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Subproject commit b9d280acce708176ab41541b638b0ccdbc3f1027
Subproject commit ae0833ad9f2c2d71dfe0f11767901fddfcbbd8a9