Update cats-effect to 2.3.0

[scala-steward]

Updates org.typelevel:cats-effect from 2.2.0 to 2.3.0.
GitHub Release Notes - Version Diff

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

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Ignore future updates

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

updates.ignore = [ { groupId = "org.typelevel", artifactId = "cats-effect" } ]

labels: library-update, semver-minor

[codecov-io]

Codecov Report

Merging #70 (de4b825) into master (647db69) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #70   +/-   ##
=======================================
  Coverage   87.13%   87.13%           
=======================================
  Files          28       28           
  Lines         832      832           
  Branches       31       31           
=======================================
  Hits          725      725           
  Misses        107      107           

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