Add Lidarr authentication

[jvoisin]

Description

Add Lidarr authentication

How Has This Been Tested?

On my lan.

Checklist:

• [x] I have updated the documentation accordingly (or changes are not required).
• [x] I have added tests to cover my changes (or new tests are not required).
• [x] All new and existing tests passed.

[adungo-r7]

Hello, the standardize jenkins job is failing here due to the new Lidarrattributes not being included in the identifiers/ folder.

VENDORS NEW VALUE: Lidarr
SERVICE PRODUCT NEW VALUE: Lidarr

Could you please add them at the end of these files:

• identifiers/vendor.txt
• identifiers/service_product.txt

Thank you!