Update mockito monorepo to v5.18.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.mockito:mockito-junit-jupiter	5.17.0 -> 5.18.0
org.mockito:mockito-core	5.17.0 -> 5.18.0

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Release Notes

mockito/mockito (org.mockito:mockito-junit-jupiter)

v5.18.0

Compare Source

^{Changelog generated by Shipkit Changelog Gradle Plugin}

5.18.0

• 2025-05-20 - 5 commit(s) by Eugene Platonov, Patrick Doyle, Tim van der Lippe, dependabot[bot]
• Make vararg checks Scala friendly (for mockito-scala) (#​3651)
• For UnfinishedStubbingException, suggest the possibility of another thread (#​3636)
• UnfinishedStubbingException ought to suggest the possibility of another thread (#​3635)

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