Rewrite CTAD and SFINAE-out overloads as the standard requires

test/deque_test.cpp

@@ -268,7 +268,7 @@ bool do_test()
       if(!test::CheckEqualContainers(cntdeque, stddeque)) return 1;
    }
 
-#if __cplusplus >= 201703L
+#ifndef BOOST_CONTAINER_NO_CXX17_CTAD
    //Check Constructor Template Auto Deduction
    {
       auto gold = MyStdDeque{ 1, 2, 3 };