Update Promise.race and Promise.all to ES11 (#3954)

Changes based on ECMA-262 v11, 25.6.4.4 and 26.6.4.1 step 3

JerryScript-DCO-1.0-Signed-off-by: Adam Szilagyi aszilagy@inf.u-szeged.hu

tests/jerry/es.next/promise-all-iterator.js

@@ -79,3 +79,7 @@ var closed = false;
 delete Promise.resolve;
 Promise.all(createIterable([1,2,3], {'return': function () { closed = true; }}));
 assert (closed);
+
+var arr = [];
+Object.defineProperty(arr, Symbol.species, { get: function () { assert(false) }});
+Promise.all(arr);