[host] dxgi: add option to enable RGB24 packing support #2367

Job	Run time
host-linux	39s
host-windows-cross	1m 3s
docs	43s
client (gcc, g++, xdg-shell, Release)	45s
host-windows-native	2m 16s
client (gcc, g++, xdg-shell, Debug)	58s
module	20s
client (gcc, g++, libdecor, Release)	1m 18s
client (gcc, g++, libdecor, Debug)	1m 11s
obs (gcc)	40s
obs (clang)	52s
client (clang, clang++, xdg-shell, Release)	1m 42s
client (clang, clang++, xdg-shell, Debug)	58s
client (clang, clang++, libdecor, Release)	2m 42s
client (clang, clang++, libdecor, Debug)	1m 19s
	17m 26s

Provide feedback