drm/i915/psr: Do not update phy power state in case of non-eDP panel replay

Currently panel replay is supporting only main link on mode -> Do not
update phy power state for non-eDP panel replay.

Bspec: 53370

v2: use intel_dp_is_edp to differentiate

Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Animesh Manna <animesh.manna@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240405113602.992714-5-jouni.hogander@intel.com