[chart/redis-ha][BUG] RCE in v8.8.0 - CVE-2026-81934 #417

Describe the bug
Redis identified and remediated a use-after-free vulnerability in TLS pending-data processing. Under specific conditions, an authenticated attacker could trigger the flaw and potentially execute remote code.
https://redis.io/blog/security-advisory-cve-2026-81934/

The current values.yaml points to redis 8.8.0-alpine and should be updated to 8.8.2-alpine

Additional context
https://nvd.nist.gov/vuln/detail/cve-2026-81934 with CVSS 9.8