databases/redis: security update from 6.0.13 to 6.0.14

Changelog: https://github.com/redis/redis/compare/6.0.13...6.0.14
PR: 256339
Security: CVE-2021-32625
Security: 8eb69cd0-c2ec-11eb-b6e7-8c164567ca3c
(cherry picked from commit d72fc1e8e141f136d8a4fa1fcf14734c0bede28e)