'const val' are now considered constants by Java in IDEA

#KT-12026 Fixed

idea/testData/kotlinAndJavaChecker/javaAgainstKotlin/UseKotlinConstInSwitch.java

@@ -0,0 +1,12 @@
+public class UseKotlinConstInSwitch {
+    public static void main(int i) {
+        switch (i) {
+            case a.UseKotlinConstInSwitchKt.i:
+                System.out.println("1");
+                break;
+            default:
+                System.out.println("2");
+                break;
+        }
+    }
+}