drm/i915/vrr: Add crtc_state dump for vrr.vsync params

Add crtc_state dump for vrr.vsync_{start/end} params to track the
state correctly.

--v2:
- remove vrr_ pretext and use space instead of underscore (Jani).

--v3:
- Rebase to latest drm-tip.

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/20250130051609.1796524-2-mitulkumar.ajitkumar.golani@intel.com