* [PDDF] Rename temp for 7816/7326/7726
Signed-off-by: Jostar Yang <jostar_yang@accton.com.tw>
* Change naming to pddf device
Co-authored-by: Jostar Yang <jostar_yang@accton.com.tw>
#### Why I did it
Improve readability of `show environment` output.
#### How I did it
In all sensors.conf, give the customized labels according to HW specifications for each model.
Signed-off-by: Sean Wu <sean_wu@edge-core.com>