remoteexec: fix reclient command in build_packages

To fix failure here: https://ci.chromium.org/ui/p/chromeos/builders/informational/amd64-generic-remoteexec-informational/b8828371006869454385/overview

Change-Id: I47b33046f97b652a8414fe304c1f4501a5e49194
Bug: 1256966
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/3325494
Reviewed-by: Fumitoshi Ukai <ukai@google.com>
Reviewed-by: Alex Klein <saklein@chromium.org>
Tested-by: Joanna Wang <jojwang@chromium.org>
Commit-Queue: Joanna Wang <jojwang@chromium.org>
1 file changed