fork.hpp: Add missing noexcept

rt/include/typon/core/fork.hpp

@@ -83,7 +83,7 @@ namespace typon
       }
 
       template <typename Promise>
-      auto await_suspend(std::coroutine_handle<Promise> continuation)
+      auto await_suspend(std::coroutine_handle<Promise> continuation) noexcept
       {
         _coroutine.promise()._continuation = continuation;
         _thefts = _coroutine.promise()._continuation.thefts();