Add toolchain to manifest

Signed-off-by: RobbieL811 <RobbieLancaster811@gmail.com>
Merge branch 'slim_opo' of https://github.com/RobbieL811/manifest into slim_opo

Signed-off-by: RobbieL811 <RobbieLancaster811@gmail.com>

Conflicts:
	default.xml