copy multiple files :test

(cherry picked from commit dd440f563e52ab0e724d0b971c1ce95bb4da8c80)

java/java-tests/testData/refactoring/copy/multifile/multipleClasses/pack1/Klass.java

@@ -0,0 +1,6 @@
+package pack1;
+class Klass {
+}
+
+class AnotherKlass {
+}

java/java-tests/testData/refactoring/copy/multifile/multipleClasses/pack2/Klass.expected.java

@@ -0,0 +1,6 @@
+package pack2;
+class Klass {
+}
+
+class AnotherKlass {
+}