lirc: fix QA warnings

WARNING: QA Issue: lirc-plugins rdepends on libusb-compat, but it isn't a build dependency? [build-deps]
WARNING: QA Issue: lirc-plugins rdepends on libjack, but it isn't a build dependency? [build-deps]
WARNING: QA Issue: lirc-plugins rdepends on portaudio-v19, but it isn't a build dependency? [build-deps]
WARNING: QA Issue: lirc rdepends on libx11, but it isn't a build dependency? [build-deps]
WARNING: QA Issue: lirc requires /bin/bash, but no providers in its RDEPENDS [file-rdeps]

Signed-off-by: Armin Kuster <akuster808@gmail.com>