Update sbt-typelevel to 0.4.20

[typelevel-steward[bot]]

Updates org.typelevel:sbt-typelevel from 0.4.17 to 0.4.20. GitHub Release Notes - Version Diff

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.

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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.typelevel", artifactId = "sbt-typelevel" } ] ``` Or, add this to slow down future updates of this dependency: ``` dependencyOverrides = [{ pullRequests = { frequency = "30 days" }, dependency = { groupId = "org.typelevel", artifactId = "sbt-typelevel" } }] ```

labels: sbt-plugin-update, early-semver-minor, semver-spec-patch, version-scheme:early-semver, commit-count:n:2

[codecov-commenter]

Codecov Report

Merging #527 (e2e701e) into main (1043ccd) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #527   +/-   ##
=======================================
  Coverage   90.60%   90.60%           
=======================================
  Files          18       18           
  Lines         298      298           
  Branches        2        2           
=======================================
  Hits          270      270           
  Misses         28       28           

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[typelevel-steward[bot]]

Superseded by #531.