Update mockito-4-6 to 3.2.15.0

[scala-steward]

About this PR

📦 Updates org.scalatestplus:mockito-4-6 from 3.2.14.0 to 3.2.15.0

Usage

✅ Please merge!

I'll automatically update this PR to resolve conflicts as long as you don't change it yourself.

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⚙ Adjust future updates

Add this to your `.scala-steward.conf` file to ignore future updates of this dependency: ``` updates.ignore = [ { groupId = "org.scalatestplus", artifactId = "mockito-4-6" } ] ``` Or, add this to slow down future updates of this dependency: ``` dependencyOverrides = [{ pullRequests = { frequency = "30 days" }, dependency = { groupId = "org.scalatestplus", artifactId = "mockito-4-6" } }] ```

^{labels: test-library-update, commit-count:1}