Platform/Hisilicon: drop BdsLib inclusion from HiKey .dsc
The ArmPkg BdsLib has been dropped from EDK2, and is no longer
required by the Android*Boot applications - so delete the
reference to fix the resulting build failure.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>