Create From Usage: Move "Create function"-related tests to separate directory

idea/testData/quickfix/createFromUsage/createFunction/hasNext/afterCreateHasNextFromUsage2.kt

@@ -0,0 +1,18 @@
+// "Create function 'hasNext' from usage" "true"
+class FooIterator<T> {
+    fun next(): T {
+        throw Exception("not implemented")
+    }
+
+    fun hasNext(): Boolean {
+        throw UnsupportedOperationException("not implemented") //To change body of created functions use File | Settings | File Templates.
+    }
+}
+class Foo<T> {
+    fun iterator(): FooIterator<T> {
+        throw Exception("not implemented")
+    }
+}
+fun foo() {
+    for (i in Foo<Int>()) { }
+}