[commit: ghc] master: Update `directory` submodule to v1.2.6.1 release (93d85af)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/93d85af9fec968b43452891ec7b10382a4a99a38/ghc

>---------------------------------------------------------------

commit 93d85af9fec968b43452891ec7b10382a4a99a38
Author: Herbert Valerio Riedel <hvr at gnu.org>
Date:   Sun Apr 17 17:39:13 2016 +0200

    Update `directory` submodule to v1.2.6.1 release
    
    This fixes a build-failure on OSX


>---------------------------------------------------------------

93d85af9fec968b43452891ec7b10382a4a99a38
 libraries/directory | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libraries/directory b/libraries/directory
index 74e5058..8bb9760 160000
--- a/libraries/directory
+++ b/libraries/directory
@@ -1 +1 @@
-Subproject commit 74e5058282c1fefa09b332c4a5c55fbf57907777
+Subproject commit 8bb9760d3c260ac7a4b5b85092adcecc5709b865