drm/i915: Drop useless intel_dp_has_audio() argument

intel_dp_has_audio() has no need for the crtc_state, so don't
pass it in.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230220151731.6852-2-ville.syrjala@linux.intel.com


Reviewed-by: Uma Shankar <uma.shankar@intel.com>