Fix Remote speech stalls after pause and early completion

internal/speech/speech.go

@@ -47,6 +47,7 @@ type Client struct {
 	mutex         sync.Mutex
 	cancelMutex   sync.Mutex
 	settingsMutex sync.Mutex
+	notification  func(reply) // Speaking mutex owns the active completion handler.
 }
 
 type Settings struct {
@@ -426,6 +427,9 @@ func (client *Client) readReply() (reply, error) {
 		if err != nil || response.code < 700 || response.code >= 800 {
 			return response, err
 		}
+		if client.notification != nil {
+			client.notification(response)
+		}
 	}
 }