Merge pull request #2487 from scala-steward/update/sbt-ci-release-1.12.0

Update sbt-ci-release to 1.12.0

Author: bjaglin

project/plugins.sbt

@@ -1,4 +1,4 @@
-addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.11.2")
+addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.12.0")
 addSbtPlugin("com.eed3si9n" % "sbt-buildinfo" % "0.13.1")
 addSbtPlugin("com.github.sbt" % "sbt-ghpages" % "0.10.0")
 addSbtPlugin("ch.epfl.scala" % "sbt-version-policy" % "3.2.1")