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

nj2k/testData/multiFile/AnnotationWithArrayParameter/Some.java

@@ -0,0 +1,13 @@
+package test;
+
+public class Some {
+    @SomeAnnotation(some = "Foo", same = 0)
+    public void foo() {
+
+    }
+
+    @SomeAnnotation(some = {"Bar", "Buz"}, same = {1, 2})
+    public void bar() {
+
+    }
+}

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() {
+    }
+}

nj2k/testData/multiFile/AnnotationWithArrayParameter/external/SomeAnnotation.java

@@ -0,0 +1,8 @@
+package test;
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target({ElementType.TYPE, ElementType.METHOD})
+public @interface SomeAnnotation {
+    String[] some() default {};
+    int[] same() default {};
+}

nj2k/testData/multiFile/AnnotationWithArrayParameter/external/SomeAnnotation.java.expected

@@ -0,0 +1,8 @@
+package test;
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target({ElementType.TYPE, ElementType.METHOD})
+public @interface SomeAnnotation {
+    String[] some() default {};
+    int[] same() default {};
+}