Upgrade setuptools in OMV installation step

Upgraded setuptools to support Eden/Neuron on Python >= 3.12.

Author: pgleeson

.github/workflows/omv-ci.yml

@@ -31,6 +31,7 @@ jobs:
       run: |
         pip install git+https://github.com/OpenSourceBrain/osb-model-validation
         pip install scipy sympy matplotlib cython pandas tables
+        pip install setuptools --upgrade # needed for Eden/Neuron on py >=3.12
         
         pip install 'numpy<=1.23.0' # see https://github.com/OpenSourceBrain/osb-model-validation/issues/91