Update sbt to 1.9.4

[scala-steward]

About this PR

📦 Updates org.scala-sbt:sbt from 1.9.3 to 1.9.4

📜 GitHub Release Notes - Version Diff

Usage

✅ Please merge!

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!

⚙ Adjust future updates

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

^{labels: library-update, early-semver-patch, semver-spec-patch, version-scheme:early-semver, commit-count:1}

[codecov-commenter]

Codecov Report

Merging #1024 (d52f616) into master (1cb985a) will not change coverage. The diff coverage is n/a.

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@@           Coverage Diff           @@
##           master    #1024   +/-   ##
=======================================
  Coverage   91.93%   91.93%           
=======================================
  Files          90       90           
  Lines        9376     9376           
  Branches     2166     2166           
=======================================
  Hits         8620     8620           
  Misses        756      756           

see 6 files with indirect coverage changes