Fix golint issues in machine pkg

Steve Xuereb - Out of Office back 2026-01-05requested to merge
fix-golint-issues into master

What does this MR do?

Fix golint issues in machine pkg

Why was this MR needed?

error strings should not be capitalized or end with punctuation or a newline which comes from golint

Does this MR meet the acceptance criteria?

  • Documentation created/updated
  • Added tests for this feature/bug
  • In case of conflicts with master - branch was rebased

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