[GHC] #13691: Bump time submodule

[GHC]

#13691: Bump time submodule
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           Reporter:  bgamari        |             Owner:  (none)
               Type:  task           |            Status:  new
           Priority:  highest        |         Milestone:  8.2.1
          Component:  Compiler       |           Version:  8.0.1
           Keywords:                 |  Operating System:  Unknown/Multiple
       Architecture:                 |   Type of failure:  None/Unknown
  Unknown/Multiple                   |
          Test Case:                 |        Blocked By:
           Blocking:                 |   Related Tickets:
Differential Rev(s):                 |         Wiki Page:
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 The `time` version currently on the `ghc-8.2` branch is
 [[https://github.com/haskell/time/issues/74|broken]]. Make sure this gets
 fixed before the release.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13691>
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