Mac rebaselines for tables/mozilla

New rebaselines for mac for mozilla table tests and updated
expectations for the same.

TBR=dglazkov@chromium.org
BUG=

Review URL: https://codereview.chromium.org/101533005

git-svn-id: svn://svn.chromium.org/blink/trunk@163390 bbb929c8-8fbe-4397-9dbb-9b2b20218538