Update CI workflow to use Ubuntu 22.04 - for EDEN...

Author: pgleeson

.github/workflows/omv-ci.yml

@@ -16,7 +16,7 @@ jobs:
       matrix:
         python-version: [ "3.10" ]
         engine: [ NEURON, jNeuroML, jNeuroML_NEURON, jNeuroML_NetPyNE, jNeuroML_EDEN, jNeuroML_validate ]
-        runs-on: [ubuntu-latest, macos-latest ]
+        runs-on: [ubuntu-22.04, macos-latest ] 
 
     steps:
     - uses: actions/checkout@v4
@@ -35,8 +35,7 @@ jobs:
       run: |
         pip install git+https://github.com/OpenSourceBrain/osb-model-validation
         pip install scipy sympy matplotlib cython pandas tables
-        
-        pip install 'numpy<=1.23.0' # see https://github.com/OpenSourceBrain/osb-model-validation/issues/91
+  
 
     - name: Run OMV tests on engine ${{ matrix.engine }}
       run: |