xbuddy: remove unnecessary checks registering image paths

Allow registered images to be updated with new symlinks. The
symlinks are different for the same image when used inside and
outside chroot.

BUG=chromium:422139
TEST=Run `cros flash` in and out of chroot using xbuddy directly

Change-Id: Idccad0636fab57edf77016573082ca0f9321cddd
Reviewed-on: https://chromium-review.googlesource.com/229650
Reviewed-by: Chris Sosa <sosa@chromium.org>
Tested-by: Yiming Chen <yimingc@chromium.org>
Commit-Queue: Yiming Chen <yimingc@chromium.org>
1 file changed