Move Early Transport validity check to be performed for Panel Replay as
well and use Early Transport for eDP Panel Replay always.

v2:set crtc_state->enable_psr2_su_region_et directly (not in if block)
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Animesh Manna <animesh.manna@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240619062131.4021196-11-jouni.hogander@intel.com