remote_access: do not add "sudo" if running as root
remote_access: do not add "sudo" if running as root

BUG=None
TEST=None

Change-Id: If4c8c47c160d662e6e73a7a6e8a685b583df9f31
Reviewed-on: https://chromium-review.googlesource.com/188417
Reviewed-by: Chris Sosa <959d3d631fb6f17f1b07f751372041a1edb210d1@chromium.org>
Tested-by: Yu-Ju Hong <52dc720c411f8e2156e608c1a8b894a917489667@chromium.org>
Commit-Queue: Yu-Ju Hong <52dc720c411f8e2156e608c1a8b894a917489667@chromium.org>

bpsinc-native/src_third_party_chromite,bpsinc-native/src_third_party_chromite,chadversary/chromiumos.chromite,chadversary/chromiumos.chromite,bpsinc-native/src_third_party_chromite