* What should be done:
Currently, our contribution guideline contains a lot of links to archived repositories like pmm-admin, pmm-agent, etc. So we need to go through them and point to `pmm` repositories
Up-to-date information in our contribution guideline.
- Suggested implementation:*
Go through contribution guidelines and check links
Entrypoint to start working on https://github.com/percona/pmm/blob/main/CONTRIBUTING.md