databases/mysql80-{client, server}: Update to 8.0.46

Bugs Fixed

Fixed an issue relating to Information Schema privileges. (Bug

The SQL parser consumed a large amount of memory when parsing very

large queries with many large IN clauses.

As of this release, the SQL parser's memory management has been

improved. (Bug #105004, Bug #33390851)

Changelog: https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-46.html

Sponsored by: Netzkommune GmbH

(cherry picked from commit cac58f6a5f7b6a2a2f0ba5ee17a996ac2ab3baac)