fix indentation

tests/unit/issues/Issue3191.hx

@@ -5,9 +5,9 @@ class Issue3191 extends Test {
 
 	function test() {
 		var it = [1, 2, 3].iterator();
-        eq(1, it.next());
-        eq(true, it.hasNext());
-        eq(2, it.next());
+		eq(1, it.next());
+		eq(true, it.hasNext());
+		eq(2, it.next());
 		eq(true, it.hasNext());
 		eq(3, it.next());
 		eq(false, it.hasNext());