Remove unused cruft from ArmHwDxe -- the only thing that remains is installation of the 'runaxf' shell command. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org> Tested-by: Ryan Harkin <ryan.harkin@linaro.org>