Update git submodules

* Update hacking from branch 'master'
  - [ussuri][goal] Drop python 2.7 support and testing
    
    OpenStack is dropping the py2.7 support in ussuri cycle.
    
    hacking is ready with python 3 and ok to drop the
    python 2.7 support.
    
    Complete discussion & schedule can be found in
    - http://lists.openstack.org/pipermail/openstack-discuss/2019-October/010142.html
    - https://etherpad.openstack.org/p/drop-python2-support
    
    Ussuri Communtiy-wide goal:
    https://governance.openstack.org/tc/goals/selected/ussuri/drop-py27.html
    
    Change-Id: I3ae88a4a11f3c552061eaeb7330d01c1f214bcc6
This commit is contained in:
Ghanshyam Mann 2020-02-03 12:52:19 -06:00 committed by Gerrit Code Review
parent 0001942154
commit 59c10c54d2

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Subproject commit 172d34813dfbcbbba68552f7f607483c8f5eca5f
Subproject commit 30154d65d792ad4052f89dc07f6d00d91ebb9b11