chore(deps): update redis docker tag to v20.11.5

This MR contains the following updates:

Package	Type	Update	Change
redis (source)	HelmChart	patch	20.11.4 -> 20.11.5

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Release Notes

bitnami/charts (redis)

v20.11.5

• [bitnami/redis] Handle SIGTERM in kubectl-shared container (#​32085)

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