Rest Sensor log issue

[rahulguptajss]

From one of customer logs, There seems to be an issue with Rest sensor plugin. We don't expect sensor name to be missing.

{"level":"warn","Poller":"SCES1P000","plugin":"Rest:Sensor","object":"Sensor","key":"SNES1P012.","caller":"sensor/sensor.go:102","time":"2022-10-19T10:37:11+02:00","message":"missing instance key"} {"level":"warn","Poller":"SCES1P000","plugin":"Rest:Sensor","object":"Sensor","key":"SNES1P007.","caller":"sensor/sensor.go:102","time":"2022-10-19T10:37:11+02:00","message":"missing instance key"} {"level":"warn","Poller":"SCES1P000","plugin":"Rest:Sensor","object":"Sensor","key":"SNES1P008.","caller":"sensor/sensor.go:102","time":"2022-10-19T10:37:11+02:00","message":"missing instance key"} {"level":"warn","Poller":"SCES1P000","plugin":"Rest:Sensor","object":"Sensor","key":"SNES1P009.","caller":"sensor/sensor.go:102","time":"2022-10-19T10:37:11+02:00","message":"missing instance key"} {"level":"warn","Poller":"SCES1P000","plugin":"Rest:Sensor","object":"Sensor","key":"SNES1P011.","caller":"sensor/sensor.go:102","time":"2022-10-19T10:37:11+02:00","message":"missing instance key"} {"level":"warn","Poller":"SCES1P000","plugin":"Rest:Sensor","object":"Sensor","key":"SNES1P010.","caller":"sensor/sensor.go:102","time":"2022-10-19T10:37:11+02:00","message":"missing instance key"}