[glib] Fix another ancient docs typo

[Michael Catanzaro <mcatanzaro src gnome org>]

commit aabc3a41c36f89363884b2a61dd9b038e5b5c214
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Mon Oct 20 19:05:26 2014 -0500

    Fix another ancient docs typo

 gio/gtcpconnection.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gio/gtcpconnection.c b/gio/gtcpconnection.c
index 00e8470..8ff355d 100644
--- a/gio/gtcpconnection.c
+++ b/gio/gtcpconnection.c
@@ -289,7 +289,7 @@ g_tcp_connection_close_async (GIOStream           *stream,
  * @connection: a #GTcpConnection
  * @graceful_disconnect: Whether to do graceful disconnects or not
  *
- * This enabled graceful disconnects on close. A graceful disconnect
+ * This enables graceful disconnects on close. A graceful disconnect
  * means that we signal the receiving end that the connection is terminated
  * and wait for it to close the connection before closing the connection.
  *