[libgsystem] Fix typo

[Colin Walters <walters src gnome org>]

commit d372ec1b0435492713b7f33f5dd98dba12acadd4
Author: Giuseppe Scrivano <gscrivan redhat com>
Date:   Mon Nov 10 19:39:14 2014 +0100

    Fix typo
    
    Signed-off-by: Giuseppe Scrivano <gscrivan redhat com>

 src/gsystem-subprocess.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gsystem-subprocess.c b/src/gsystem-subprocess.c
index 0248072..c14daf4 100644
--- a/src/gsystem-subprocess.c
+++ b/src/gsystem-subprocess.c
@@ -894,7 +894,7 @@ gs_subprocess_new_simple_argl (GSSubprocessStreamDisposition stdout_disposition,
  * gs_subprocess_new_simple_argv:
  * @argv: (array zero-terminated=1) (element-type utf8): Argument array
  * @stdout_disposition: Where to redirect stdout
- * @stderr_disposition: Where to redirect stdout
+ * @stderr_disposition: Where to redirect stderr
  * @error: a #GError
  *
  * Create a new subprocess using the provided argument array and