Update precise cabal dependencies
Update precise cabal dependencies

Pin hlint to 1.9.22 as later versions (current is 1.9.27) require
haskell-src-exts 1.17.* instead of 1.16.*

Undo 6aa951581a4 which installed happy with cabal rather than
using the system package. This was incorrectly diagnosed, and
caused other build failures.

Signed-off-by: Brian Foley <a00e555871a6a538e97f8c44307104c884f8e869@google.com>
Signed-off-by: Klaus Aehlig <4ce51de36d9068cd7db2eec1151e0f3f95419008@google.com>
Reviewed-by: Klaus Aehlig <4ce51de36d9068cd7db2eec1151e0f3f95419008@google.com>

ganeti/ganeti,ganeti/ganeti,leshchevds/ganeti,andir/ganeti,andir/ganeti,andir/ganeti,onponomarev/ganeti,mbakke/ganeti,ganeti/ganeti,mbakke/ganeti,leshchevds/ganeti,onponomarev/ganeti,mbakke/ganeti,leshchevds/ganeti