chore(deps): update dependency testably.abstractions.testing to v2.6.0#67

mergify[bot] merged 1 commit intomainTestably/Testably.Abstractions.FluentAssertions:mainfrom

renovate/testably.abstractions.testing-2.xTestably/Testably.Abstractions.FluentAssertions:renovate/testably.abstractions.testing-2.xCopy head branch name to clipboard