Bump ip from 1.1.9 to 2.0.1 in /backend

Bumps [ip](https://github.com/indutny/node-ip) from 1.1.9 to 2.0.1.
- [Commits](indutny/node-ip@v1.1.9...v2.0.1)

---
updated-dependencies:
- dependency-name: ip
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>