Update actions/* for JDK 9

sbt/src/sbt-test/actions/doc-file-options/build.sbt

@@ -2,7 +2,7 @@ val newContents = "bbbbbbbbb"
 
 val rootContentFile = "root.txt"
 
-scalaVersion := "2.10.2"
+scalaVersion := "2.10.7"
 
 scalacOptions in (Compile, doc) := Seq("-doc-root-content", rootContentFile)
 

sbt/src/sbt-test/actions/doc-scala-instance/build.sbt

@@ -1,10 +1,10 @@
 lazy val a = project.settings(
-	scalaVersion := "2.9.2",
+	scalaVersion := "2.11.12",
 	scalaInstance in (Compile,doc) := (scalaInstance in b).value,
 	// 2.10.1-only, so this will only succeed if `doc` recognizes the more specific scalaInstance scoped to `doc`
 	scalacOptions in (Compile,doc) += "-implicits"
 )
 
 lazy val b = project.settings(
-	scalaVersion := "2.10.1"
+	scalaVersion := "2.10.7"
 )

sbt/src/sbt-test/actions/generator/build.sbt

@@ -2,7 +2,7 @@ lazy val buildInfo = taskKey[Seq[File]]("The task that generates the build info.
 
 lazy val root = (project in file("."))
   .settings(
-    scalaVersion := "2.11.8",
+    scalaVersion := "2.11.12",
     buildInfo := {
       val x = sourceManaged.value / "BuildInfo.scala"
       IO.write(x, """object BuildInfo""")