feat(helm) add nodeselector and redis rabbitmq without username and password

[DanielCastronovo]

What this PR does

• Set nodeSelector of many pods
• RabbitMQ external & Redis external without username and password

Which issue(s) this PR closes

Related to
#5436
#5438

Checklist

• Unit, integration, and e2e (if applicable) tests updated
• Documentation added (or pr:no public docs PR label added if not required)
• Added the relevant release notes label (see labels prefixed w/ release:). These labels dictate how your PR will
  show up in the autogenerated release notes.

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✅ DanielCastronovo
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