[2.4.0] Checkmk Werk 16786 created: ldap_connection: empty failover_server list should be considered disabled

[//]: # (werk v2) # ldap_connection: empty failover_server list should be considered disabled key | value ---------- | --- date | 2024-06-04T14:45:47+00:00 version | 2.4.0b1 class | fix edition | cre component | rest-api level | 1 compatible | yes When configuring an LDAP connection via the REST-API, the default value for the field failover_servers is an empty list. This value on the backend should be considered disabled and just not set. Previously, we were saving an empty list to the ldap config which was causing an error in the UI.