drm/i915/display: drop i915_drv.h include from intel_display_trace.h

Finish the job of removing implicit dependencies on i915_drv.h via other
includes in display code. Add a few missing explicit includes.

Reviewed-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/c51352a2152cebd56ab3597ae5a791d2bb41439e.1732104170.git.jani.nikula@intel.com