Update playground to accept JDK 17

Change-Id: I30a7571e889dbe3f04b26f8355c2368d9df7a5a1
Test: None
diff --git a/playground-common/playground-plugin/src/main/kotlin/androidx/playground/PlaygroundPlugin.kt b/playground-common/playground-plugin/src/main/kotlin/androidx/playground/PlaygroundPlugin.kt
index ff190ae..2f21f7a 100644
--- a/playground-common/playground-plugin/src/main/kotlin/androidx/playground/PlaygroundPlugin.kt
+++ b/playground-common/playground-plugin/src/main/kotlin/androidx/playground/PlaygroundPlugin.kt
@@ -28,23 +28,24 @@
 
     private fun validateJvm(settings: Settings) {
         // validate JVM version to print an understandable error if it is not set to the
-        // required value (11)
+        // required value (17)
         val jvmVersion = System.getProperty("java.vm.specification.version")
-        check(jvmVersion == "11") {
+        check(jvmVersion == "17") {
             """
-                AndroidX build must be invoked with JDK 11.
+                AndroidX build must be invoked with JDK 17.
                 ${
                     if (settings.gradle.startParameter.projectProperties.containsKey(
                             "android.injected.invoked.from.ide"
                         )
                     ) {
                         """
-                            Make sure to set the Gradle JDK to JDK 11 in the project settings.
-                            File -> Settings -> Build, Execution, Deployment -> Build Tools ->
+                            Make sure to set the Gradle JDK to JDK 17 in the project settings.
+                            File -> Settings (on Mac Android Studio -> Preferences) ->
+                            Build, Execution, Deployment -> Build Tools ->
                             Gradle -> Gradle JDK"
                         """
                         } else {
-                        "Make sure your JAVA_HOME environment variable points to Java 11 JDK."
+                        "Make sure your JAVA_HOME environment variable points to Java 17 JDK."
                     }
                 }
                 Current version: $jvmVersion