dvb-firmware: update to dvb-firmware-0.0.39

Signed-off-by: Stephan Raue <stephan@openelec.tv>
projects/*/linux: (re)enable userspace firmware loader support, this should fix #3083

Signed-off-by: Stephan Raue <stephan@openelec.tv>

Conflicts:
	projects/ATV/linux/linux.i386.conf
	projects/Generic/linux/linux.i386.conf
	projects/RPi/linux/linux.arm.conf
	projects/Virtual/linux/linux.i386.conf
	projects/Virtual/linux/linux.x86_64.conf