feat: two argument explicit cast support added

test/unit_test/runtime/fmt_test.cpp

@@ -468,7 +468,7 @@ TEST_CASE("operator<< on a quantity", "[text][ostream][fmt]")
     SECTION("percents")
     {
 #if DOWNCAST_MODE == 0
-      const auto q = quantity_cast<dimensionless<percent>>(15._q_m / 100._q_m);
+      const auto q = quantity_cast<dim_one, percent>(15._q_m / 100._q_m);
 #else
       const auto q = quantity_cast<percent>(15._q_m / 100._q_m);
 #endif