Fix printing of topic time

Signed-off-by: Chris Michael <cp.michael@samsung.com>

src/bin/callbacks.c

@@ -112,7 +112,7 @@ _callback_channel_topic_time(Express_Network *net EINA_UNUSED, const char *event
    strtime[24] = 0;
 
    if (!(chl = _window_channel_find(params[1]))) return;
-   snprintf(buff, sizeof(buff), "Topic for %s set by %s at %s", 
+   snprintf(buff, sizeof(buff), "Topic for %s set by %s at %s\r\n", 
             params[1], params[2], strtime);
    _channel_text_append(chl, NULL, buff);
 }