Drop setuptools_git test requirement
Drop setuptools_git test requirement

We don't need this since we're using pbr.

Change-Id: I7c5985fac66d5e7a4fca1b3945a18a364a94e971

stackforge/sqlalchemy-migrate,dannon/sqlalchemy-migrate,andras-tim/sqlalchemy-migrate,openstack/sqlalchemy-migrate,rcherrueau/sqlalchemy-migrate,openstack/sqlalchemy-migrate,rcherrueau/sqlalchemy-migrate