KotlinJpsBuildTest#testJre9: migrate to JDK 11

Possibility to use JDK 9 was dropped in the Kotlin repo in
this commit de7fb9606a3840954af2678e096441c92502d8ad so I had to migrate this test.

Consulted with @udalov. He said that it's fine to migrate this test to JDK 11

jps/jps-plugin/jps-tests/test/org/jetbrains/kotlin/jps/build/KotlinJpsBuildTest.kt

diff --git a/jps/jps-plugin/jps-tests/test/org/jetbrains/kotlin/jps/build/KotlinJpsBuildTest.kt b/jps/jps-plugin/jps-tests/test/org/jetbrains/kotlin/jps/build/KotlinJpsBuildTest.kt
index ec1db5d..60f6e4e 100644
--- a/jps/jps-plugin/jps-tests/test/org/jetbrains/kotlin/jps/build/KotlinJpsBuildTest.kt
+++ b/jps/jps-plugin/jps-tests/test/org/jetbrains/kotlin/jps/build/KotlinJpsBuildTest.kt
@@ -931,11 +931,11 @@
         KotlinTestUtils.assertEqualsToFile(expectedFile, actual.toString())
     }
 
-    fun testJre9() {
-        val jdk9Path = KtTestUtil.getJdk9Home().absolutePath
+    fun testJre11() {
+        val jdk11Path = KtTestUtil.getJdk11Home().absolutePath
 
-        val jdk = myModel.global.addSdk(JDK_NAME, jdk9Path, "9", JpsJavaSdkType.INSTANCE)
-        jdk.addRoot(StandardFileSystems.JRT_PROTOCOL_PREFIX + jdk9Path + URLUtil.JAR_SEPARATOR + "java.base", JpsOrderRootType.COMPILED)
+        val jdk = myModel.global.addSdk(JDK_NAME, jdk11Path, "11", JpsJavaSdkType.INSTANCE)
+        jdk.addRoot(StandardFileSystems.JRT_PROTOCOL_PREFIX + jdk11Path + URLUtil.JAR_SEPARATOR + "java.base", JpsOrderRootType.COMPILED)
 
         loadProject(workDir.absolutePath + File.separator + PROJECT_NAME + ".ipr")
         addKotlinStdlibDependency()

jps/jps-plugin/testData/general/Jre11/kotlinProject.iml

diff --git a/jps/jps-plugin/testData/general/Jre9/kotlinProject.iml b/jps/jps-plugin/testData/general/Jre11/kotlinProject.iml
similarity index 100%
rename from jps/jps-plugin/testData/general/Jre9/kotlinProject.iml
rename to jps/jps-plugin/testData/general/Jre11/kotlinProject.iml

jps/jps-plugin/testData/general/Jre11/kotlinProject.ipr

diff --git a/jps/jps-plugin/testData/general/Jre9/kotlinProject.ipr b/jps/jps-plugin/testData/general/Jre11/kotlinProject.ipr
similarity index 100%
rename from jps/jps-plugin/testData/general/Jre9/kotlinProject.ipr
rename to jps/jps-plugin/testData/general/Jre11/kotlinProject.ipr

jps/jps-plugin/testData/general/Jre11/src/test.kt

diff --git a/jps/jps-plugin/testData/general/Jre9/src/test.kt b/jps/jps-plugin/testData/general/Jre11/src/test.kt
similarity index 100%
rename from jps/jps-plugin/testData/general/Jre9/src/test.kt
rename to jps/jps-plugin/testData/general/Jre11/src/test.kt