[commit: ghc] circleci-centos: utils/gen-dll: Bump containers upper bound (e6900f0)

[git at git.haskell.org]

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

On branch  : circleci-centos
Link       : http://ghc.haskell.org/trac/ghc/changeset/e6900f081a7bce47b7c6660a6510aeb021751fb1/ghc

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

commit e6900f081a7bce47b7c6660a6510aeb021751fb1
Author: Ben Gamari <ben at smart-cactus.org>
Date:   Sun Dec 9 15:28:52 2018 -0500

    utils/gen-dll: Bump containers upper bound
    
    Fixes #16023.


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e6900f081a7bce47b7c6660a6510aeb021751fb1
 utils/gen-dll/gen-dll.cabal.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utils/gen-dll/gen-dll.cabal.in b/utils/gen-dll/gen-dll.cabal.in
index 4dd7dc5..7c5c355 100644
--- a/utils/gen-dll/gen-dll.cabal.in
+++ b/utils/gen-dll/gen-dll.cabal.in
@@ -27,7 +27,7 @@ Executable gen-dll
                    process    >= 1.2 && < 1.9,
                    filepath   >= 1.3 && < 1.5,
                    directory  >= 1.1 && < 1.4,
-                   containers >= 0.5 && < 0.6
+                   containers >= 0.5 && < 0.7
     Extra-Libraries: Shell32
     ghc-options: -UGEN_SXS
                  -DHAS_GENLIB=@HAVE_GENLIB@