ARM: tegra: Move Nyan FHD panels to AUX bus

Similarly to what was earlier done for other Nyan variants, move the eDP
panel on the FHD models to the AUX bus as well.

Suggested-by: Dmitry Osipenko <digetx@gmail.com>
Fixes: ef6fb987 ("ARM: tegra: Add device-tree for 1080p version of Nyan Big")
Signed-off-by: Thierry Reding <treding@nvidia.com>