fix: Hide pypi error on weave download (#440)
fix: Hide pypi error on weave download (#440)

Undo previous change which specified a python version and instead
mask the weave build error as is done with functools32 package.
Previous change was failing if pip is not installed for python2.7.
open-power-ref-design-toolkit/cluster-genesis,open-power-ref-design-toolkit/cluster-genesis