Update sbt-header to 5.7.0

Author: 47erbot

project/plugins.sbt

@@ -5,7 +5,7 @@ addSbtPlugin("com.eed3si9n"         % "sbt-buildinfo"            % "0.11.0")
 addSbtPlugin("com.github.sbt"       % "sbt-ci-release"           % "1.5.10")
 addSbtPlugin("org.scalameta"        % "sbt-scalafmt"             % "2.4.6")
 addSbtPlugin("org.scalameta"        % "sbt-mdoc"                 % "2.3.2")
-addSbtPlugin("de.heikoseeberger"    % "sbt-header"               % "5.6.5")
+addSbtPlugin("de.heikoseeberger"    % "sbt-header"               % "5.7.0")
 addSbtPlugin("com.alejandrohdezma" %% "sbt-github"               % "0.11.2")
 addSbtPlugin("com.alejandrohdezma"  % "sbt-github-header"        % "0.11.2")
 addSbtPlugin("com.alejandrohdezma"  % "sbt-github-mdoc"          % "0.11.2")