JS: fix bugs in test environment for mocha.js

js/js.translator/testData/box/expression/misc/intRange.kt

@@ -61,9 +61,6 @@ fun testRange(): Boolean {
     for (i in oneToFive) {
         sum += i;
     }
-    for (i in oneToFive) {
-        print(i)
-    }
 
     if (sum != 10) return false;
 
@@ -73,8 +70,6 @@ fun testRange(): Boolean {
 
 fun testReversedRange(): Boolean {
 
-    println("Testing reversed range.");
-
     val tenToFive = NumberRange(10, 5, true);
 
     if (tenToFive.contains(5)) return false;
@@ -91,11 +86,6 @@ fun testReversedRange(): Boolean {
     if (!(tenToFive.size == 5)) return false;
     if (!(tenToFive.end == 6)) return false;
 
-    for (i in tenToFive) {
-        println(i)
-    }
-
-
     var sum = 0;
     for (i in tenToFive) {
         sum += i;