xbmc: needs host-gawk

Signed-off-by: Ryan Coe <bluemrp9@gmail.com>
Acked-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Acked-by: Maxime Hadjinlian <maxime.hadjinlian@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>