Deprecated integrations hidden for new customers

Hidden low-usage integrations for new customers, including Uni Economy (use Softrig), Visma eAccounting, Visma Administration, Visma Lønn, PP7, InfoEasy, Mamut, Duett, and Navision.

Softrig: Integration instances updated

Updated API URLs, added support for additional instances, renamed existing instances, and added new filials (Azets, DNB Regnskap).