Checkmk Werk 14255: host_config: created_at timestamp is no longer updated with the update host endpoint

ID: 14255 Title: host_config: created_at timestamp is no longer updated with the update host endpoint Component: REST API Level: 1 Class: Bug fix Version: 2.2.0i1 Previously, on updating the config host endpoint, the meta_data, created_at timestamp was being changed along side the updated_at timestamp. This werk fixes this issue by leaving the created_at unaffected.