[AA] Refactoring: Move Java reference resolve tests to java subfolder

analysis/analysis-api/testData/referenceResolve/java/ReferenceToSam.kt

@@ -0,0 +1,16 @@
+// FILE: main.kt
+fun some() {
+    val jClass = JavaTest.SomeJavaClass()
+    jClass.<caret>setListener {}
+}
+
+// FILE: JavaTest.java
+public class JavaTest {
+    public interface SAMInterface {
+        void onEvent(int event);
+    }
+
+    public static class SomeJavaClass {
+        public void setListener(SAMInterface listener) {}
+    }
+}