Manual device de-attachment from Device template in the vManage GUI is not recognized by terraform

[koval4ukAV]

Initial state - configuration is deployed to vManage. Templates are attached successfully for the target devices.
Next in vManage one of the devices is de-attached from the template manually (Devices attached status for the relevant template on the template page = 0, device status on the device page - Unmanaged).
Re-run of terraform plan showing - No changes. Your infrastructure matches the configuration.