drm/i915: Don't pass crtc to intel_find_shared_dpll()

Passing both crtc and its state is redundant. Pass just the state.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190207173230.22368-1-ville.syrjala@linux.intel.com


Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>