Update sbt-mima-plugin to 1.1.1

Author: scala-steward

project/plugins.sbt

@@ -1,7 +1,7 @@
 addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.5.10")
 addSbtPlugin("com.47deg" % "sbt-microsites" % "1.3.4")
 addSbtPlugin("com.eed3si9n" % "sbt-buildinfo" % "0.10.0")
-addSbtPlugin("com.typesafe" % "sbt-mima-plugin" % "0.9.2")
+addSbtPlugin("com.typesafe" % "sbt-mima-plugin" % "1.1.1")
 addSbtPlugin("io.github.davidgregory084" % "sbt-tpolecat" % "0.1.20")
 addSbtPlugin("com.codecommit" % "sbt-github-actions" % "0.12.0")
 addSbtPlugin("com.eed3si9n" % "sbt-projectmatrix" % "0.9.0")