bluez5_utils: bump to version 5.49

bluez5_utils: bump to version 5.49

Drop musl patch, which is not necessary anymore as netinet vs linux
header clash is fixed.

Also add hash for the license files.

musl build successfully tested with:
 * armv7-eabihf--musl--stable-2017.05-toolchains-1-1
   (GCC 5.4.0, Linux headers 3.10.105, musl 1.1.16)
 * armv7-eabihf--musl--bleeding-edge-2018.02-1
   (GCC 7.3.0, Linux headers 4.9.80, musl 1.1.18)

Signed-off-by: Jörg Krause <joerg.krause@embedded.rocks>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>