Merge branch 'main' into connectiondispose

src/libraries/System.Net.Quic/tests/FunctionalTests/QuicTestBase.cs

@@ -135,17 +135,19 @@ await new[]
                     {
                         using QuicConnection serverConnection = await listener.AcceptConnectionAsync();
                         await serverFunction(serverConnection);
-                        serverFinished.Set();
-                        clientFinished.Wait();
+
+                        serverFinished.Release();
+                        await clientFinished.WaitAsync();
                         await serverConnection.CloseAsync(ServerCloseErrorCode);
                     }),
                     Task.Run(async () =>
                     {
                         using QuicConnection clientConnection = CreateQuicConnection(listener.ListenEndPoint);
                         await clientConnection.ConnectAsync();
                         await clientFunction(clientConnection);
-                        clientFinished.Set();
-                        serverFinished.Wait();
+
+                        clientFinished.Release();
+                        await serverFinished.WaitAsync();
                         await clientConnection.CloseAsync(ClientCloseErrorCode);
                     })
                 }.WhenAllOrAnyFailed(millisecondsTimeout);