test: add labels and breaks count tests.

js/js.translator/testData/box/inline/inlineFunctionInLambda.kt

@@ -11,6 +11,8 @@ internal inline fun <T> doNothing2(a: T, f: (T) -> T): T {
     return f(a)
 }
 
+// CHECK_BREAKS_COUNT: function=doNothingNoInline count=0 TARGET_BACKENDS=JS_IR
+// CHECK_LABELS_COUNT: function=doNothingNoInline name=$l$block count=0 TARGET_BACKENDS=JS_IR
 internal fun doNothingNoInline(a: Int): Int {
     return doNothing2(a, { x -> doNothing1(x)})
 }