Bump pip from 19.2.3 to 19.3 in /components/server (#688)
Bump pip from 19.2.3 to 19.3 in /components/server (#688)

Bumps [pip](https://github.com/pypa/pip) from 19.2.3 to 19.3.
- [Release notes](https://github.com/pypa/pip/releases)
- [Changelog](https://github.com/pypa/pip/blob/master/NEWS.rst)
- [Commits](https://github.com/pypa/pip/compare/19.2.3...19.3)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
ICTU/quality-time,ICTU/quality-time,ICTU/quality-time,ICTU/quality-time