drm/i915/display: Skip state checker for AS SDP infoframe enable

drm/i915/display: Skip state checker for AS SDP infoframe enable

Avoid full modeset by skipping infoframe.enable check when toggling
AS SDP while enabling VRR, preventing full modeset while pipe
config changes.

--v2:
- Add check for exclude_infoframe. (Ankit)
- Update commit message. (Ankit)

--v3:
- Optimise PIPE_CONF_CHECK for infoframes.enable. [Ankit]

Signed-off-by: Mitul Golani <mitulkumar.ajitkumar.golani@intel.com>
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250206045001.2919360-2-mitulkumar.ajitkumar.golani@intel.com