Update sbt-scalafmt to 2.4.2

Author: 47erbot

project/plugins.sbt

@@ -1,6 +1,6 @@
 addSbtPlugin("com.eed3si9n"              % "sbt-buildinfo"            % "0.9.0")
 addSbtPlugin("org.scalameta"             % "sbt-mdoc"                 % "2.2.3")
-addSbtPlugin("org.scalameta"             % "sbt-scalafmt"             % "2.4.0")
+addSbtPlugin("org.scalameta"             % "sbt-scalafmt"             % "2.4.2")
 addSbtPlugin("com.geirsson"              % "sbt-ci-release"           % "1.5.3")
 addSbtPlugin("de.heikoseeberger"         % "sbt-header"               % "5.6.0")
 addSbtPlugin("com.alejandrohdezma"       % "sbt-github"               % "0.8.2")