Update scala-library to 2.13.12 (#154)

* Update scala-library to 2.13.12

* Upgrade actions.

* Upgrade sbt.

* Clean plugins.

* Add ignores.

* Upgrade scala.

Update sbt-git to 2.0.0 (#99)

* Update sbt-git to 2.0.0

* Bump sbt-ci-release.

Update sbt-sonatype to 3.9.13 (#108)

Update scala-library to 2.13.8 (#87)

Update scalafmt-core to 3.0.8 (#71)

* Update scalafmt-core to 3.0.8

* Reformat with scalafmt 3.0.8

Update scala-library to 2.13.6 (#59)

Update sbt to 1.5.5 (#47)

Update akka-stream to 2.6.15 (#41)

Update sbt-scoverage to 1.8.1 (#38)

Move to hanabix (#28)