[charts/gateway] US954087_otel_redis

Description of the change

3.0.27 General Updates

Default image updated to v11.1.00
Added preview support for OpenTelemetry
- Please see Techdocs for more details about this integration
- Preview feature (only available on Gateway v11.1.00)
- Created an integration example here that details how to deploy and configure observability backend to use with the Gateway
- OpenTelemetry is supported by numerous vendors
  - You are not required to use the observability stack that we provide as an example.
  - The observability stack that we provide is not production ready and should be used solely as an example or reference point.
- Gateway Chart configuration options
Redis standalone now supports TLS and Password auth (only available on Gateway v11.1.00)
- see Redis configuration

Checklist

[X] Chart version bumped in Chart.yaml according to semver.
[X] Variables are documented in the README.md
[X] Title of the PR starts with chart name (e.g. [charts/gateway])
[X] If the chart contains a values-production.yaml apart from values.yaml, ensure that you implement the changes in both files