[glib] docs: Fix a trivial typo in GMount documentation

[Philip Withnall <pwithnall src gnome org>]

commit 3de1fac3925c9bce1e142c813a829521a5052a01
Author: Philip Withnall <withnall endlessm com>
Date:   Wed May 17 13:40:06 2017 +0100

    docs: Fix a trivial typo in GMount documentation
    
    Signed-off-by: Philip Withnall <withnall endlessm com>

 gio/gmount.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gio/gmount.c b/gio/gmount.c
index 084b199..b06954e 100644
--- a/gio/gmount.c
+++ b/gio/gmount.c
@@ -319,7 +319,7 @@ g_mount_get_drive (GMount *mount)
  * g_mount_can_unmount: 
  * @mount: a #GMount.
  * 
- * Checks if @mount can be mounted.
+ * Checks if @mount can be unmounted.
  * 
  * Returns: %TRUE if the @mount can be unmounted.
  **/