bump: sbt-scalafmt 2.5.3 (was 2.5.2) (#3346)

Author: scala-steward

Diff for: project/plugins.sbt

@@ -4,7 +4,7 @@ addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.4.7")
 addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.6.1")
 // discipline
 addSbtPlugin("de.heikoseeberger" % "sbt-header" % "5.10.0")
-addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.5.2")
+addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.5.3")
 addSbtPlugin("com.typesafe" % "sbt-mima-plugin" % "1.1.4")
 addSbtPlugin("com.lightbend.sbt" % "sbt-java-formatter" % "0.8.0")
 // docs