[commit: ghc] wip/fix-docs: circleci: Fix documentation building (08057ae)

[git at git.haskell.org]

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

On branch  : wip/fix-docs
Link       : http://ghc.haskell.org/trac/ghc/changeset/08057aec122995291c69555f553705fa8191412d/ghc

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

commit 08057aec122995291c69555f553705fa8191412d
Author: Ben Gamari <ben at smart-cactus.org>
Date:   Fri Aug 3 16:48:18 2018 -0400

    circleci: Fix documentation building


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08057aec122995291c69555f553705fa8191412d
 .circleci/config.yml                            | 21 ++++++++--------
 .circleci/images/i386-linux/Dockerfile          |  6 +++++
 .circleci/images/update-image                   | 33 +++++++++++++++++++++++++
 .circleci/images/x86_64-linux-fedora/Dockerfile | 19 +++++++++++++-
 .circleci/images/x86_64-linux/Dockerfile        | 10 +++++++-
 .circleci/prepare-system.sh                     | 20 ++++++++++++---
 libraries/Cabal                                 |  2 +-
 7 files changed, 95 insertions(+), 16 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 08057aec122995291c69555f553705fa8191412d