Update sbt-wartremover, wartremover to 2.4.15

[scala-steward]

Updates

• org.wartremover:sbt-wartremover
• org.wartremover:wartremover

from 2.4.13 to 2.4.15.

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

If you'd like to skip this version, you can just close this PR. If you have any feedback, just mention me in the comments below.

Configure Scala Steward for your repository with a .scala-steward.conf file.

Have a fantastic day writing Scala!

Ignore future updates

Add this to your .scala-steward.conf file to ignore future updates of this dependency:

updates.ignore = [ { groupId = "org.wartremover" } ]

labels: library-update, semver-patch

[codecov-commenter]

Codecov Report

Merging #320 (15b4e79) into master (b8a1a41) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #320   +/-   ##
=======================================
  Coverage   30.62%   30.62%           
=======================================
  Files           7        7           
  Lines         578      578           
  Branches       64       64           
=======================================
  Hits          177      177           
  Misses        401      401           

---

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[scala-steward]

Superseded by

• Update sbt-wartremover to 3.5.3 #561