Bump poltergeist from 1.16.0 to 1.18.1
Bump poltergeist from 1.16.0 to 1.18.1

Bumps [poltergeist](https://github.com/teampoltergeist/poltergeist) from 1.16.0 to 1.18.1.
- [Release notes](https://github.com/teampoltergeist/poltergeist/releases)
- [Changelog](https://github.com/teampoltergeist/poltergeist/blob/master/CHANGELOG.md)
- [Commits](https://github.com/teampoltergeist/poltergeist/compare/v1.16.0...v1.18.1)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
Matt-Yorkley/openfoodnetwork,lin-d-hop/openfoodnetwork,Matt-Yorkley/openfoodnetwork,mkllnk/openfoodnetwork,lin-d-hop/openfoodnetwork,openfoodfoundation/openfoodnetwork,mkllnk/openfoodnetwork,openfoodfoundation/openfoodnetwork,lin-d-hop/openfoodnetwork,Matt-Yorkley/openfoodnetwork,mkllnk/openfoodnetwork,openfoodfoundation/openfoodnetwork,lin-d-hop/openfoodnetwork,Matt-Yorkley/openfoodnetwork,openfoodfoundation/openfoodnetwork,mkllnk/openfoodnetwork