Adding BTest alternative configuration that uses pac-driver instead of hilti-build.
Adding BTest alternative configuration that uses pac-driver instead of
hilti-build.

FrozenCaribou/hilti,rsmmr/hilti,rsmmr/hilti,rsmmr/hilti,FrozenCaribou/hilti,FrozenCaribou/hilti,FrozenCaribou/hilti,rsmmr/hilti,rsmmr/hilti,FrozenCaribou/hilti