arm: mvebu: Espressobin: Enable additional options

Enable support for NVMe disks which can be connected to mPCIe slot via M.2
reduction. Enable btrfs and squashfs filesystems which are used by more
Linux distributions. And enable fsuuid and setexpr commands which can be
useful in scripting.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>