Release of Vitess v12.0.3

Announcement

This patch is providing an update regarding the Apache Log4j security vulnerability (CVE-2021-44832) (#9465).

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Changelog

Dependabot

Java

• build(deps): bump log4j-api from 2.16.0 to 2.17.1 in /java #9465

The release includes 4 commits (excluding merges)

Thanks to all our contributors: @dbussink, @frouioui