deps: upgrade openssl sources to 1.0.2h

This replaces all sources of openssl-1.0.2h.tar.gz into
deps/openssl/openssl

Fixes: https://github.com/nodejs/node/issues/6458
PR-URL: https://github.com/nodejs/node/pull/6550


Reviewed-By: Myles Borins <myles.borins@gmail.com>
Reviewed-By: Fedor Indutny <fedor.indutny@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>