Merge pull request #3602 from scala-steward/update/sbt-ci-release-1.9.3

Update sbt-ci-release to 1.9.3

Author: mergify[bot]

project/plugins.sbt

@@ -1,6 +1,6 @@
 addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "2.3.1")
 addSbtPlugin("com.eed3si9n" % "sbt-buildinfo" % "0.13.1")
-addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.9.2")
+addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.9.3")
 addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.5.4")
 addSbtPlugin("com.github.cb372" % "sbt-explicit-dependencies" % "0.3.1")
 addSbtPlugin("io.github.sbt-doctest" % "sbt-doctest" % "0.11.1")