Update sbt-scoverage to 2.4.2 in specs2-4.x-maintenance (#1451)

Author: scala-steward

project/plugins.sbt

@@ -8,7 +8,7 @@ addSbtPlugin("org.portable-scala" % "sbt-scala-native-crossproject" % "1.3.2")
 addSbtPlugin("com.github.sbt"     % "sbt-pgp"                       % "2.3.1")
 addSbtPlugin("com.github.sbt"     % "sbt-ghpages"                   % "0.9.0")
 addSbtPlugin("com.github.sbt"     % "sbt-site"                      % "1.7.0")
-addSbtPlugin("org.scoverage"      % "sbt-scoverage"                 % "2.4.1")
+addSbtPlugin("org.scoverage"      % "sbt-scoverage"                 % "2.4.2")
 addSbtPlugin("com.github.sbt"     % "sbt-git"                       % "2.1.0")
 addSbtPlugin("com.eed3si9n"       % "sbt-buildinfo"                 % "0.13.1")
 addSbtPlugin("com.github.sbt"     % "sbt-github-actions"            % "0.28.0")