[commit: ghc] master: Bump Cabal submodule to 2.2 (8f0b2f5)

[git at git.haskell.org]

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

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/8f0b2f5eadf0fcb47c581907205a9db686214a69/ghc

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

commit 8f0b2f5eadf0fcb47c581907205a9db686214a69
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


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

8f0b2f5eadf0fcb47c581907205a9db686214a69
 libraries/Cabal                                    |  2 +-
 libraries/base/configure.ac                        |  4 +--
 rules/build-package.mk                             |  2 +-
 testsuite/tests/driver/T4437.hs                    |  1 +
 .../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 +-
 9 files changed, 35 insertions(+), 13 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 8f0b2f5eadf0fcb47c581907205a9db686214a69