[commit: ghc] ghc-8.0: Bump haddock submodule (23baff7)

[git at git.haskell.org]

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

On branch  : ghc-8.0
Link       : http://ghc.haskell.org/trac/ghc/changeset/23baff798aca5856650508ad0f7727045efe3680/ghc

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

commit 23baff798aca5856650508ad0f7727045efe3680
Author: Ben Gamari <ben at smart-cactus.org>
Date:   Thu Feb 18 22:49:41 2016 +0100

    Bump haddock submodule
    
    Fixes GHC #11558


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23baff798aca5856650508ad0f7727045efe3680
 utils/haddock | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utils/haddock b/utils/haddock
index 6a6029f..7dd4e19 160000
--- a/utils/haddock
+++ b/utils/haddock
@@ -1 +1 @@
-Subproject commit 6a6029f1fc7b2cfeea8e231c8806d293d6644004
+Subproject commit 7dd4e19294ea824800d98af9cd5edd44a7d899b1