Bump apps/e-petitions from `f2a6fb1` to `2defb31`
Bump apps/e-petitions from `f2a6fb1` to `2defb31`

Bumps [apps/e-petitions](https://github.com/alphagov/e-petitions) from `f2a6fb1` to `2defb31`.
- [Release notes](https://github.com/alphagov/e-petitions/releases)
- [Commits](https://github.com/alphagov/e-petitions/compare/f2a6fb1f056a131785698c893e34158344a05a51...2defb317043d4c243c413fe59831112e15c1820f)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
eliotsykes/real-world-rails