Remote Access: don't use bashism.

source isn't part of sh. . is.

BUG=None
TEST=cros deploy on gizmo.

Change-Id: I47f20e34ffd5680739004f4cda924350b5f526c5
Reviewed-on: https://chromium-review.googlesource.com/188451
Reviewed-by: Chris Sosa <sosa@chromium.org>
Commit-Queue: Chris Sosa <sosa@chromium.org>
Tested-by: Chris Sosa <sosa@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
1 file changed