Patch for time repository

[Edward Z. Yang]

I resolved this by just bumping our submodule to latest HEAD
in the repo (which was taken by upstream.)

Edward

Excerpts from Edward Z. Yang's message of 2016-12-17 21:45:20 -0800:
> Hi all,
> 
> I'd like to push the following patch (see bottom of email)
> to GHC's time repository, but I do not seem to have permissions.
> Upstream has already taken the fix but the version we currently
> have in the repo is quite a bit older than upstream.
> 
> Can someone do it for me / give me bits? Thanks.
> 
> Edward
> 
> commit 44c23839f964592946c889626f8acbd1f4f72e55
> Author: Edward Z. Yang <ezyang at cs.stanford.edu>
> Date:   Sat Dec 17 20:05:11 2016 -0800
> 
>     Remove useless internal library version bounds.
>     
>     These bounds never do anything, and in Cabal HEAD cause
>     errors which cause GHC's build system to choke.
>     
>     Signed-off-by: Edward Z. Yang <ezyang at cs.stanford.edu>
> 
> diff --git a/time.cabal b/time.cabal
> index 4a6eb02..28f2c21 100644
> --- a/time.cabal
> +++ b/time.cabal
> @@ -100,7 +100,7 @@ test-suite ShowDefaultTZAbbreviations
>      ghc-options: -Wall -fwarn-tabs
>      build-depends:
>          base,
> -        time == 1.6.0.1
> +        time
>      main-is: ShowDefaultTZAbbreviations.hs
>  
>  test-suite tests
> @@ -122,7 +122,7 @@ test-suite tests
>      build-depends:
>          base,
>          deepseq,
> -        time == 1.6.0.1,
> +        time,
>          QuickCheck >= 2.5.1,
>          test-framework >= 0.8,
>          test-framework-quickcheck2 >= 0.3,