Bump facade/ignition from 1.16.4 to 1.16.16 (#519)

Bumps [facade/ignition](https://github.com/facade/ignition) from 1.16.4 to 1.16.16.
- [Release notes](https://github.com/facade/ignition/releases)
- [Changelog](https://github.com/facade/ignition/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facade/ignition/commits)

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