Kratos Courier Stateful set doesn't include the ServiceAccountName

[adamstrawson]

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Describe the bug

The Kratos deployment includes a ServiceAccountName for the SA it creates, however this isn't included in the courier pods.

This causes kratos-courier to fail to start when using with extraContainers that require elevated permissions defined by the ServiceAccount.

Reproducing the bug

No steps required. Missing configuration.

Relevant log output

No response

Relevant configuration

No response

Version

kratos-0.23.1

On which operating system are you observing this issue?

No response

In which environment are you deploying?

No response

Additional Context

No response