Add ~ and <space> to the grep for numpy/scipy names
Add ~ and <space> to the grep for numpy/scipy names

~! is a version specifier, meaning a bug-fixed version of this
reselease number
https://pip.pypa.io/en/stable/reference/pip_install/#requirement-specifiers

and a space is optionally allowed between package name and
version specifier.

scottclowe/python-ci,scottclowe/python-ci,scottclowe/python-continuous-integration,scottclowe/python-continuous-integration