Fix CODEOWNERS rule to ignore Verify specs

What does this MR do and why?

Fix CODEOWNERS rule to ignore Verify specs

The generic rule /**/lib/**/ci/ was not intended to capture spec files. It turns out that was catching directories like /spec/lib/**/ci/ as well as /ee/spec/lib/**/ci/.

Changelog: fixed

For example, this MR !143208 (merged) required Verify approval unnecessarily.

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