Revert "arm64: tegra: Enable XUSB host function on Jetson AGX Orin"

This reverts commit 1b17df99.

It causes merge issues in linux-next and was asked to be dropped from
this tree.

Reported-by: Thierry Reding <thierry.reding@gmail.com>
Cc: Wayne Chang <waynec@nvidia.com>
Cc: Thierry Reding <treding@nvidia.com>
Cc: Jon Hunter <jonathanh@nvidia.com>
Link: https://lore.kernel.org/r/Y8lEhwT3VWEn9w+R@orome


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>