[GHC] #11127: Update cabal submodule to 1.22.5

[GHC]

#11127: Update cabal submodule to 1.22.5
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        Reporter:  lukexi            |                Owner:
            Type:  task              |               Status:  new
        Priority:  high              |            Milestone:  7.10.3
       Component:  libraries         |              Version:
  (other)                            |
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by refold):

 Yes, I just bumped the version in the .cabal file. If you want Cabal
 1.22.5.0 to be released on Hackage first, I'll ask Ryan to cut a release.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11127#comment:8>
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