Bump pillow from 6.2.2 to 7.1.0 (#325)
Bump pillow from 6.2.2 to 7.1.0 (#325)

Bumps [pillow](https://github.com/python-pillow/Pillow) from 6.2.2 to 7.1.0.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/master/CHANGES.rst)
- [Commits](https://github.com/python-pillow/Pillow/compare/6.2.2...7.1.0)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
chicagopython/chipy.org,chicagopython/chipy.org,chicagopython/chipy.org,chicagopython/chipy.org