Remove requests-mock legacy jobs
These tox jobs are now in-tree, remove them here.
Depends-On:
- openstack-pypy-jobs-nonvoting
- docs-on-readthedocs
- publish-to-pypi
- check:
- jobs:
- - legacy-requests-mock-tox-keystoneclient-tip
- - legacy-requests-mock-tox-novaclient-tip
- gate:
- jobs:
- - legacy-requests-mock-tox-keystoneclient-tip
- - legacy-requests-mock-tox-novaclient-tip
- project:
name: openstack/requirements
