drm/xe/reg_sr: Convert whitelist to gt logging

Part of the whitelist printing was already using gt-logging - convert
the rest.

Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241209232739.147417-4-lucas.demarchi@intel.com


Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>