New J2K: add multi-file conversion tests from old j2k

nj2k/testData/multiFile/AnnotationWithArrayParameter/Some.kt

@@ -0,0 +1,11 @@
+package test
+
+class Some {
+    @SomeAnnotation(some = ["Foo"], same = [0])
+    fun foo() {
+    }
+
+    @SomeAnnotation(some = ["Bar", "Buz"], same = [1, 2])
+    fun bar() {
+    }
+}