Test pynn 0.11 branch of omv

Author: pgleeson

.github/workflows/omv-ci.yml

@@ -26,7 +26,7 @@ jobs:
 
     - name: Install OMV
       run: |
-        pip install git+https://github.com/OpenSourceBrain/osb-model-validation 
+        pip install git+https://github.com/OpenSourceBrain/osb-model-validation@test_pynn011
         
     - name: Install additional packages
       run: |