[glib] gthread: Fix a typo in a documentation comment

[Philip Withnall <pwithnall src gnome org>]

commit 4462cd30bc737a590ab8eec8b50b90e9952ad083
Author: Philip Withnall <philip withnall collabora co uk>
Date:   Sun Jan 25 17:09:24 2015 +0000

    gthread: Fix a typo in a documentation comment

 glib/gthread.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/glib/gthread.c b/glib/gthread.c
index ea8e5f9..6419006 100644
--- a/glib/gthread.c
+++ b/glib/gthread.c
@@ -940,7 +940,7 @@ g_thread_join (GThread *thread)
 /**
  * g_thread_self:
  *
- * This functions returns the #GThread corresponding to the
+ * This function returns the #GThread corresponding to the
  * current thread. Note that this function does not increase
  * the reference count of the returned struct.
  *