Add setuptools installation to OMV CI workflow

Author: pgleeson

.github/workflows/omv-ci.yml

@@ -39,6 +39,7 @@ jobs:
       run: |
         pip install git+https://github.com/OpenSourceBrain/osb-model-validation
         pip install scipy sympy matplotlib cython pandas tables
+        pip install setuptools
 
     - name: Make neuroConstruct synapses
       if: ${{ matrix.engine == 'Py_neuroConstruct' }}