Update monitoring components
Update various monitoring components to latest upstream releases:
- Promehtheus 1.12.0 - Many changes, features, performance, bugfixes.
- postres_exporter 0.5.1 - Minor improvements.
- redis_exporter 1.1.0 - Minor imporvements.
No breaking changes introduced.
Edited by 🤖 GitLab Bot 🤖