Convert from autotools to meson.
Drop tmpdir.patch (replaced by -Dtest_socket_dir=/tmp --Dsession_socket_dir=/tmp).
License-Update: license texts split into separate files, SPDX ids added.
(From OE-Core rev: b0241aa9b1ecc38be1ca016f36075552a2eba48a)
Signed-off-by: Alexander Kanavin <alex@linutronix.de>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>