FROMGIT: usb: xhci-plat: separate dev_pm_ops for each pm_event

Separate dev_pm_ops for different power events such as suspend, thaw,
and hibernation. This is crucial when xhci-plat driver needs to adapt
its behavior based on different power state changes.

Signed-off-by: Guan-Yu Lin <guanyulin@google.com>
Link: https://lore.kernel.org/r/20250911142051.90822-2-guanyulin@google.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20250911142051.90822-2-guanyulin@google.com

Bug: 332543320
(cherry picked from commit ddb473a5
https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git/

 usb-next)

Change-Id: I9d571036869a62c8cf63419a3f16d7dcf0ddf4ef
Signed-off-by: Guan-Yu Lin <guanyulin@google.com>