* fix different devices bug

* extend _apply() instead of to() for a general fix

* Only apply if Detect() is last layer
Co-authored-by: Jebastin Nadar <njebastin10@gmail.com>

* Indent fix

* Add comment to yolo.py

* Add comment to common.py
Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>