fix ci windows: forward args

..\uvio/io/stream.hpp(119): error C2664: 'auto uvio::detail::TaskPromise<T>::return_value(T &&) noexcept': cannot convert argument 1 from 'bool' to 'T &&'
        with
        [
            T=bool
        ]
..\uvio/io/stream.hpp(119): note: You cannot bind an lvalue to an rvalue reference
..\uvio/coroutine/task.hpp(57): note: see declaration of 'uvio::detail::TaskPromise<T>::return_value'
        with
        [
            T=bool
        ]

uvio/coroutine/task.hpp

@@ -54,8 +54,9 @@ namespace detail {
     public:
         auto get_return_object() noexcept -> Task<T>;
 
-        auto return_value(T &&value) noexcept {
-            value_ = std::move(value);
+        template <typename F>
+        auto return_value(F &&value) noexcept {
+            value_ = std::forward<F>(value);
         }
 
         auto result() const noexcept {