MB-9998: Update build manifests to point to Erlang R16B03-1

Change-Id: Ia651a3af20227c67bfc04c836a578043609b1f55
Reviewed-on: http://review.couchbase.org/36100
Reviewed-by: Chris Hillery <ceej@couchbase.com>
Tested-by: Chris Hillery <ceej@couchbase.com>