Merge pull request #297 from scala-steward/update/sbt-ci-release-1.12.0

bump: sbt-ci-release 1.12.0 (was 1.11.2)

Author: mkurz

project/plugins.sbt

@@ -1,5 +1,5 @@
 addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.6.2")
 addSbtPlugin("com.github.sbt" % "sbt-header" % "5.11.0")
-addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.11.2")
+addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.12.0")
 
 libraryDependencies += "org.scala-sbt" %% "scripted-plugin" % sbtVersion.value