[IR] update testdata

compiler/testData/ir/irText/expressions/callableReferences/withVarargViewedAsArray.kt.txt

@@ -1,8 +1,8 @@
 fun sum(vararg args: Int): Int {
   var result: Int = 0
-  { //BLOCK
+  { // BLOCK
     val tmp0_iterator: IntIterator = args.iterator()
-    while (tmp0_iterator.hasNext()) { //BLOCK
+    while (tmp0_iterator.hasNext()) { // BLOCK
       val arg: Int = tmp0_iterator.next()
       result = result.plus(other = arg)
     }