Bump moment-timezone from 0.5.28 to 0.5.37 in /backend (#34)

Bumps [moment-timezone](https://github.com/moment/moment-timezone) from 0.5.28 to 0.5.37.
- [Release notes](https://github.com/moment/moment-timezone/releases)
- [Changelog](https://github.com/moment/moment-timezone/blob/develop/changelog.md)
- [Commits](moment/moment-timezone@0.5.28...0.5.37)

---
updated-dependencies:
- dependency-name: moment-timezone
  dependency-type: indirect
...

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]