Update sbt-github-actions to 0.12.0

[scala-steward]

Updates com.codecommit:sbt-github-actions from 0.11.0 to 0.12.0.
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.

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 = "com.codecommit", artifactId = "sbt-github-actions" } ]

labels: sbt-plugin-update, semver-minor

[codecov]

Codecov Report

Merging #982 (873cae4) into master (dbb6dcc) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #982   +/-   ##
=======================================
  Coverage   91.75%   91.75%           
=======================================
  Files          49       49           
  Lines         546      546           
  Branches        6        9    +3     
=======================================
  Hits          501      501           
  Misses         45       45           

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