Sync the files again from xkeyboard-config 2.8, since there have been
some changes we should test against.
Also added a script test/data/sync.sh if we want to do it again in the
future.
Signed-off-by: Ran Benita <ran234@gmail.com>
Use a self-contained dataset instead of relying on a globally-installed
set. Data taken from xkeyboard-config 2.5.1.
Signed-off-by: Daniel Stone <daniel@fooishbar.org>