Upgrade sbt-header

Author: mkurz

project/plugins.sbt

@@ -1,6 +1,6 @@
 libraryDependencies += "org.scala-sbt" %% "scripted-plugin" % sbtVersion.value
 
 addSbtPlugin("com.github.sbt"    % "sbt-ci-release"     % "1.5.12")
-addSbtPlugin("de.heikoseeberger" % "sbt-header"         % "5.0.0")
+addSbtPlugin("de.heikoseeberger" % "sbt-header"         % "5.10.0")
 addSbtPlugin("org.scalameta"     % "sbt-scalafmt"       % "2.5.2")
 addSbtPlugin("com.github.sbt"    % "sbt-github-actions" % "0.22.0")