drm/xe/pf: Allow upon-any-hang wedged mode only in debug config

drm/xe/pf: Allow upon-any-hang wedged mode only in debug config

The GuC reset policy is global, so disabling it on PF can affect all
running VFs. To avoid unintended side effects, restrict setting
upon-any-hang (2) wedged mode on the PF to debug builds only.

Signed-off-by: Lukasz Laguna <lukasz.laguna@intel.com>
Reviewed-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Link: https://patch.msgid.link/20260107174741.29163-5-lukasz.laguna@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>