WIP: Add new Infrahub Sync Adapters for Librenms & Observium

[BeArchiTek]

Misc:

• upgrade the infrahub-sdk to 0.12.2

[cla-assistant[bot]]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you all sign our Contributor License Agreement before we can accept your contribution.
1 out of 2 committers have signed the CLA.

:white_check_mark: BeArchiTek
:x: Benoit Kohler

---

Benoit Kohler seems not to be a GitHub user. You need a GitHub account to be able to sign the CLA. If you have already a GitHub account, please add the email address used for this commit to your account.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}