fix: update redis docker tag to v20.2.2

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
redis (source)	patch	20.2.1 -> 20.2.2

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Release Notes

bitnami/charts (redis)

### [`v20.2.2`](https://redirect.github.com/bitnami/charts/blob/HEAD/bitnami/redis/CHANGELOG.md#2022-2024-11-11) - \[bitnami/redis] Release 20.2.2 ([#​30407](https://redirect.github.com/bitnami/charts/pull/30407))

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