Update build-ci.yml

Author: pgleeson

.github/workflows/build-ci.yml

@@ -31,6 +31,8 @@ jobs:
         git clone https://github.com/OpenSourceBrain/moose-core.git
         cd moose-core
         git checkout nml2_updates_3
+        
+        pip install jupyter_packaging
         python setup.py install
 
         pip list