package/mariadb: security bump to version 10.3.34

Fix CVE-2021-46665, CVE-2021-46664, CVE-2021-46661, CVE-2021-46668,
CVE-2021-46663, CVE-2022-24052, CVE-2022-24051, CVE-2022-24050,
CVE-2022-24048, CVE-2021-46659, CVE-2021-35604, CVE-2021-46667,
CVE-2021-46662, CVE-2021-2372, CVE-2021-2389 and CVE-2021-46658

Update hash of README.md (changes not related to license:
https://github.com/MariaDB/server/commit/773a07b65517327add6348c045cee14bdf489fe0)

https://mariadb.com/kb/en/mariadb-10334-release-notes/
https://mariadb.com/kb/en/mariadb-10333-release-notes/
https://mariadb.com/kb/en/mariadb-10332-release-notes/
https://mariadb.com/kb/en/mariadb-10331-release-notes/



Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>