Bumps [babel](https://github.com/python-babel/babel) from 2.9.0 to 2.9.1.
- [Release notes](https://github.com/python-babel/babel/releases)
- [Changelog](https://github.com/python-babel/babel/blob/master/CHANGES)
- [Commits](https://github.com/python-babel/babel/compare/v2.9.0...v2.9.1)
Signed-off-by: dependabot[bot] <support@github.com>
# via virtualenv
attrs==20.3.0
# via pytest
-babel==2.9.0
+babel==2.9.1
# via sphinx
certifi==2020.12.5
# via requests
#
alabaster==0.7.12
# via sphinx
-babel==2.9.0
+babel==2.9.1
# via sphinx
certifi==2020.12.5
# via requests