Fix neutron-dynamic-routing python jobs
Seems this was missed in [1], need to use -neutron variants of python
jobs in order to add neutron to required-projects.
[1]
templates:
- check-requirements
- merge-check
- - openstack-python-jobs
- - openstack-python35-jobs
+ - openstack-python-jobs-neutron
+ - openstack-python35-jobs-neutron
- publish-openstack-sphinx-docs
- release-notes-jobs
- periodic-jobs-with-neutron-lib-master
