Remove duplicate tests from JS compiler test set. Merge chages to common compiler tests

compiler/testData/codegen/box/callableReference/function/topLevelFromExtension.kt

@@ -1,3 +1,7 @@
+fun <T> run(arg1: T, arg2: T, funRef:(T,T) -> T): T {
+    return funRef(arg1, arg2)
+}
+
 fun foo(o: Int, k: Int) = o + k
 
 class A
@@ -7,5 +11,9 @@ fun A.bar() = (::foo)(111, 222)
 fun box(): String {
     val result = A().bar()
     if (result != 333) return "Fail $result"
+
+    var r = run(111, 222, ::foo)
+    if (result != 333) return "Fail $result"
+
     return "OK"
 }