[libglnx] dirfd: Fix typo in documentation for glnx_ensure_dir()

[Philip Withnall <pwithnall src gnome org>]

commit 56e7e728ab64b3798ff2867492d416219f3effe5
Author: Philip Withnall <withnall endlessm com>
Date:   Thu Sep 21 20:20:47 2017 +0100

    dirfd: Fix typo in documentation for glnx_ensure_dir()
    
    Signed-off-by: Philip Withnall <withnall endlessm com>

 glnx-dirfd.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/glnx-dirfd.h b/glnx-dirfd.h
index 11d791e..0046ac8 100644
--- a/glnx-dirfd.h
+++ b/glnx-dirfd.h
@@ -92,7 +92,7 @@ void glnx_gen_temp_name (gchar *tmpl);
  * @mode: Mode
  * @error: Return location for a #GError, or %NULL
  *
- * Wrapper around mkdirat() which ignores adds #GError support, ensures that
+ * Wrapper around mkdirat() which adds #GError support, ensures that
  * it retries on %EINTR, and also ignores `EEXIST`.
  *
  * See also `glnx_shutil_mkdir_p_at()` for recursive handling.