Update Integration with Extermal Secretes Operator (ESO) Tutorials for ESC

[vazudew]

Problem description

• I saw a product documentation issue on the following URL:
  https://www.pulumi.com/tutorials/esc-external-secret-operator/#install-from-helm-chart-repository

• I saw an issue on the following blog post:

• I had trouble finding the information that I needed:

• Other:

Affected product version(s)

Suggestions for a fix

1. have consistency using [Cluster]SecretStore and [Cluster]ExternalSecret
2. update the namespaces in sample code listing, where necessary

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