dev: Allow pr-check to run from sdist
dev: Allow pr-check to run from sdist

This is useful for testing distribution packages before uploading to
PyPI.

TuKo/brainiak,CameronTEllis/brainiak,lcnature/brainiak,TuKo/brainiak,brainiak/brainiak,yidawang/brainiak,TuKo/brainiak,lcnature/brainiak,mihaic/brainiak,IntelPNI/brainiak,lcnature/brainiak,mihaic/brainiak,CameronTEllis/brainiak,mihaic/brainiak,brainiak/brainiak,IntelPNI/brainiak,yidawang/brainiak,yidawang/brainiak,brainiak/brainiak,IntelPNI/brainiak,CameronTEllis/brainiak