Update git submodules

* Update osc-placement from branch 'master'
  - Cap sphinx for py2 to match global requirements
    
    This is necessary to get the requirements-check job to pass.
    
    Taken from the following openstack/requirements change:
    
      I9a22fd842cdea8dcda1900def51ad403d8bae9e8
    
    Change-Id: I07680578feb8814eb6343e55ce4177771ed2c93f
This commit is contained in:
melanie witt 2019-08-28 20:34:06 +00:00 committed by Gerrit Code Review
parent 9619e6b69f
commit 089843f716

@ -1 +1 @@
Subproject commit bb001133b277e85afba1827f75927ec6d04df683
Subproject commit 51c0064f5166d7a8a32ca0662b0344ab418c16ed