Bump twilio from 9.3.4 to 9.4.2

Bumps [twilio](https://github.com/twilio/twilio-python) from 9.3.4 to 9.4.2.
- [Release notes](https://github.com/twilio/twilio-python/releases)
- [Changelog](https://github.com/twilio/twilio-python/blob/main/CHANGES.md)
- [Commits](twilio/twilio-python@9.3.4...9.4.2)

---
updated-dependencies:
- dependency-name: twilio
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>