Revert "UBUNTU: Remove obsolete rt2x00 firmware"

This reverts commit a2496f8ebb04c8055bc4f373e9de74f495a8cc6c.

Looks like rt3290.bin should not have been removed.
UBUNTU: Remove obsolete rt3071 firmware

Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
UBUNTU: Ubuntu-1.106

Signed-off-by: Tim Gardner <tim.gardner@canonical.com>