drm/xe/pf: Track adverse events notifications from GuC

When thresholds used to monitor VFs activities are configured,
then GuC may send GUC2PF_ADVERSE_EVENT messages informing the
PF driver about exceeded thresholds. Start handling such messages.

Reviewed-by: Piotr Piórkowski <piotr.piorkowski@intel.com>
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240514190015.2172-8-michal.wajdeczko@intel.com