Version bumps to Scala 2.13.8 and Scoverage 1.4.11 (#86)

Also added more Mill test versions to matrix.

Pull request: #86

Author: lefou

build.sc

@@ -28,18 +28,18 @@ val millApiCrossVersions = Seq(
   new CrossConfig {
     override def millPlatform = "0.10"
     override def minMillVersion: String = "0.10.0" // scala-steward:off
-    override def scalaVersion = "2.13.6"
+    override def scalaVersion = "2.13.8"
   },
   new CrossConfig {
     override def millPlatform = "0.9"
     override def minMillVersion: String = "0.9.3" // scala-steward:off
-    override def scalaVersion = "2.13.6"
-    override def testWithMill = Seq("0.9.10", "0.9.9", "0.9.8", "0.9.7", "0.9.6", "0.9.5", "0.9.4", minMillVersion)
+    override def scalaVersion = "2.13.8"
+    override def testWithMill = Seq("0.9.12", "0.9.11", "0.9.10", "0.9.9", "0.9.8", "0.9.7", "0.9.6", "0.9.5", "0.9.4", minMillVersion)
   }
 )
 
 object Deps {
-  val scoverageVersion = "1.4.10"
+  val scoverageVersion = "1.4.11"
   val scoveragePlugin = ivy"org.scoverage:::scalac-scoverage-plugin:${scoverageVersion}"
   val scoverageRuntime = ivy"org.scoverage::scalac-scoverage-runtime:${scoverageVersion}"
 }

integrationtest/src/de/tobiasroeser/mill/integrationtest/MillIntegrationTestModule.scala

@@ -15,7 +15,7 @@ import mill.scalalib.publish._
 import os.{PathRedirect, ProcessOutput}
 
 /**
- * Run Integration for Mill Plugin.
+ * Run Integration test for Mill Plugins.
  */
 trait MillIntegrationTestModule extends TaskModule with ExtraCoursierSupport with MillIntegrationTestModulePlatform {