Incorrect error messages in `core/auth/auth.go`

[avanderbergh]

Line 281 has a garbled string: "unmaPrivateKeyrshalling" instead of "unmarshalling". Looks like a find-and-replace issue

Line 57 says "configuring no auth client" but it's in the Workload Identity Federation branch, looks like a copy/paste issue

Will submit a PR.

[Manuelvaas]

Hi @avanderbergh,
thank you for reporting this issue and contributing the PR! I will close the issue now because the PR is already merged.

Best regards,
Manuel from the STACKIT Developer Tools Team