Bump urllib3 from 1.25.8 to 1.25.9 in /backend/uclapi (#2293)
Bump urllib3 from 1.25.8 to 1.25.9 in /backend/uclapi (#2293)

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.25.8 to 1.25.9.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/master/CHANGES.rst)
- [Commits](https://github.com/urllib3/urllib3/compare/1.25.8...1.25.9)

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

Co-authored-by: dependabot-preview[bot] <6a4c1c4838f800d1998274cd5234e1f65c55e90c@users.noreply.github.com>
Co-authored-by: Zak Morgan <790dcc573f28bbefe762dcd8b9f97f831a325d26@gmail.com>
uclapi/uclapi,uclapi/uclapi,uclapi/uclapi,uclapi/uclapi