Update sbt-ci-release to 1.5.12

Author: scala-steward

project/plugins.sbt

@@ -1,7 +1,7 @@
 addSbtPlugin("com.lightbend.paradox"     % "sbt-paradox"              % "0.9.2")
 addSbtPlugin("com.typesafe.sbt"          % "sbt-site"                 % "1.4.1")
 addSbtPlugin("com.typesafe.sbt"          % "sbt-ghpages"              % "0.6.3")
-addSbtPlugin("com.github.sbt"              % "sbt-ci-release"           % "1.5.10")
+addSbtPlugin("com.github.sbt"              % "sbt-ci-release"           % "1.5.12")
 addSbtPlugin("com.timushev.sbt"          % "sbt-updates"              % "0.5.3")
 addSbtPlugin("io.github.davidgregory084" % "sbt-tpolecat"             % "0.1.20")
 addSbtPlugin("org.portable-scala"        % "sbt-scalajs-crossproject" % "1.0.0")