Update bluebrain packages
Add py-bluepyefe and py-bluepymm and get latest versions of any Spack packages (either EBRAINS components or dependencies) from https://github.com/BlueBrain/spack
Add py-bluepyefe and py-bluepymm and get latest versions of any Spack packages (either EBRAINS components or dependencies) from https://github.com/BlueBrain/spack
merged
mentioned in commit 1c83c8c1