Builds with and without embedded builtins (when combined with RO_SPACE
changes) results in different v8heapconst.py. So this marks embedded
builds as non-shipping. When embedded builtins becomes the default then
this non-embedded builds should be marked as non-shipping.

Bug: v8:7464
Change-Id: I8649183daf63ae9f54ed6207ed1104ecf33c89ff
Reviewed-on: https://chromium-review.googlesource.com/1005515
Commit-Queue: Dan Elphick <delphick@chromium.org>
Reviewed-by: Yang Guo <yangguo@chromium.org>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#52540}