tools: update certdata.txt

This is the latest certdata.txt from [0], last updated on 2015-11-13.

[0] https://hg.mozilla.org/mozilla-central/raw-file/64df3815df9c/security/nss/lib/ckfw/builtins/certdata.txt

PR-URL: https://github.com/nodejs/node/pull/3951


Reviewed-By: Fedor Indutny <fedor@indutny.com>