E2E: Flaky tests

[Haarolean]

https://github.com/kafbat/kafka-ui/actions/runs/8718861657/job/23917090365?pr=298
Error: Failures:
Error: SchemasTest.compareVersionsCheck:94 getMarkedLinesNumber() expected [42] but found [0]

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https://github.com/kafbat/kafka-ui/actions/runs/8689593643/job/23827746467?pr=265
Error: Failures:
Error: MessagesTest.messageFilteringByOffsetCheck:129 » NoSuchElement No value present