Find Usages: Rename test class and move test data

idea/testData/findUsages/libraryUsages/kotlinLibrary/LibraryObjectUsages.1.java

@@ -0,0 +1,9 @@
+package usages
+
+import library.*
+
+class J {
+    static void test() {
+        O o = O.INSTANCE$;
+    }
+}