gitlab-ci-pipelines-exporter: update redis chart to fix HIGH CVE

[muellerst-hg]

Currently gitlab-ci-pipelines-exporter ships bitname/redis 17.11.3 with redis 7.0.11 This version of redis is affected from two HIGH security vulnerabilities with potential remote code execution.

Please bump the redis subchart at least to 17.17.1 which ships redis 7.0.12

https://github.com/redis/redis/security/advisories/GHSA-p8x2-9v9q-c838 https://github.com/redis/redis/security/advisories/GHSA-4cfx-h9gq-xpx3