chore(release): 2.1.1 [skip ci]

## [2.1.1](https://gitlab.com/to-be-continuous/python/compare/2.1.0...2.1.1) (2021-11-09)

### Bug Fixes

* Use PIP_OPTS for setup.py based install ([3ea29e63](https://gitlab.com/to-be-continuous/python/commit/3ea29e634c1e1a20a1f6f84f56ed8881e570d7c2))

CHANGELOG.md

+## [2.1.1](https://gitlab.com/to-be-continuous/python/compare/2.1.0...2.1.1) (2021-11-09)
+
+
+### Bug Fixes
+
+* Use PIP_OPTS for setup.py based install ([3ea29e6](https://gitlab.com/to-be-continuous/python/commit/3ea29e634c1e1a20a1f6f84f56ed8881e570d7c2))
+
 ## [2.0.3](https://gitlab.com/to-be-continuous/python/compare/2.0.2...2.0.3) (2021-10-12)