[commit: ghc] ghc-8.4: Bump Cabal submodule to 2.2 (c760ae3)

[git at git.haskell.org]

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

On branch  : ghc-8.4
Link       : http://ghc.haskell.org/trac/ghc/changeset/c760ae373d47a16170dab0b9ed6f1680a75d4263/ghc

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

commit c760ae373d47a16170dab0b9ed6f1680a75d4263
Author: Moritz Angermann <moritz.angermann at gmail.com>
Date:   Sat Mar 3 16:16:41 2018 -0500

    Bump Cabal submodule to 2.2
    
    Requires some ghc-cabal changes as well.
    
    Test Plan: ./validate
    
    Reviewers: hvr, bgamari
    
    Reviewed By: bgamari
    
    Subscribers: hsyl20, erikd, alpmestan, rwbarton, thomie, carter
    
    Differential Revision: https://phabricator.haskell.org/D4453


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c760ae373d47a16170dab0b9ed6f1680a75d4263
 libraries/Cabal                                    |  2 +-
 libraries/base/configure.ac                        |  4 +--
 rules/build-package.mk                             |  2 +-
 .../check-api-annotations.cabal                    |  2 +-
 utils/check-ppr/check-ppr.cabal                    |  2 +-
 utils/ghc-cabal/Main.hs                            | 31 ++++++++++++++++++----
 utils/ghc-cabal/ghc-cabal.cabal                    |  2 +-
 utils/ghctags/ghctags.cabal                        |  2 +-
 utils/haddock                                      |  2 +-
 9 files changed, 35 insertions(+), 14 deletions(-)

Diff suppressed because of size. To see it, use:

    git diff-tree --root --patch-with-stat --no-color --find-copies-harder --ignore-space-at-eol --cc c760ae373d47a16170dab0b9ed6f1680a75d4263