[commit: ghc] master: Bump haddock submodule (cf5ff08)

[git at git.haskell.org]

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

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/cf5ff08fdb2e730d74037c6ea7dcac1dbfb7a4be/ghc

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commit cf5ff08fdb2e730d74037c6ea7dcac1dbfb7a4be
Author: Ben Gamari <ben at smart-cactus.org>
Date:   Sun Apr 10 19:34:59 2016 +0200

    Bump haddock submodule
    
    Fixes #11818, where haddock's documentation broke `make install` when
    Sphinx is not available.


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cf5ff08fdb2e730d74037c6ea7dcac1dbfb7a4be
 utils/haddock | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utils/haddock b/utils/haddock
index 3ddcbd6..c6d6a18 160000
--- a/utils/haddock
+++ b/utils/haddock
@@ -1 +1 @@
-Subproject commit 3ddcbd6b8e6884bd95028381176eb33bee6896fb
+Subproject commit c6d6a18d85e5e2d9bb5904e6919e8a8d7e31c4c5