Bump Ubiquitous.Metrics.Prometheus from 0.1.3 to 0.2.2
Bump Ubiquitous.Metrics.Prometheus from 0.1.3 to 0.2.2

Bumps [Ubiquitous.Metrics.Prometheus](https://github.com/ubiquitousas/metrics) from 0.1.3 to 0.2.2.
- [Release notes](https://github.com/ubiquitousas/metrics/releases)
- [Commits](https://github.com/ubiquitousas/metrics/compare/0.1.3...0.2.2)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
AsynkronIT/protoactor-dotnet