Bump deepdiff from 4.0.9 to 4.2.0 in /backend/uclapi
Bump deepdiff from 4.0.9 to 4.2.0 in /backend/uclapi

Bumps [deepdiff](https://github.com/seperman/deepdiff) from 4.0.9 to 4.2.0.
- [Release notes](https://github.com/seperman/deepdiff/releases)
- [Commits](https://github.com/seperman/deepdiff/commits/4.2.0)

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