drm/i915: Ignore VBT backlight presence check on HP Chromebook 14
drm/i915: Ignore VBT backlight presence check on HP Chromebook 14

commit c675949ec58ca50d5a3ae3c757892f1560f6e896
    drm/i915: do not setup backlight if not available according to VBT

caused a regression on the HP Chromebook 14 (with Celeron 2955U CPU),
which has a misconfigured VBT. Apply quirk to ignore the VBT backlight
presence check during backlight setup.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=79813
Signed-off-by: Scot Doyle <77ffdcc5cb1c47496c6428eff4b1a5e15bff62f3@scotdoyle.com>
Tested-by: Stefan Nagy <61c9b2b17db77a27841bbeeabff923448b0f6388@stefan-nagy.at>
Cc: Jani Nikula <ba783f3beccaedfda693f41a15407d612a629408@intel.com>
Cc: Daniel Vetter <c1b6782c4af8f0673da8923a0702a1832e5940f4@ffwll.ch>
Signed-off-by: Daniel Vetter <c1b6782c4af8f0673da8923a0702a1832e5940f4@ffwll.ch>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs