drm/i915: Simplify intel_old_crtc_state_disables() calling convention

drm/i915: Simplify intel_old_crtc_state_disables() calling convention

Stop passing in so much redundant stuff to
intel_old_crtc_state_disables(). Top level atomic state + crtc
is all we need.

And while at it constify the states to make it clear they should
not be mutated.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240305084730.19182-4-ville.syrjala@linux.intel.com
Reviewed-by: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>