drm/i915/scaler: Use crtc_state to setup plane or pipe scaler

Pass crtc_state to intel_atomic_setup_scaler, this will help to
check if pch_pfit enabled or not and also will be useful to pass
scaler_state with the same which will be used later to store
hscale and vscale values.

-- v2:
- Fix typos. (Ankit)

Signed-off-by: Mitul Golani <mitulkumar.ajitkumar.golani@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/20250120172209.188488-3-mitulkumar.ajitkumar.golani@intel.com