Remove docvim constraint
The issue (https://github.com/fpco/stackage/issues/1648) is fixed by https://github.com/wincent/docvim/commit/e47358de959d3d88f647db782da3550050cbf8f5 which is in the 0.3.2.1 release.
Tested with:
```
$ cabal update
$ cabal get docvim-0.3.2.0
$ cd docvim-0.3.2.0
$ stack --resolver nightly init
$ stack test # repro failure
$ # apply fix
$ stack test # see failure is no more
```
commit4beb79a4be3f80e3874b9d96a8e4500c20af5484
authorGreg Hurrell <greg@hurrell.net>
dateSat 25 Jun 2016, 23:34 (10 years ago)
parentb405518
build-constraints.yaml−3
@@ -2401,9 +2401,6 @@ packages:
24012401 # https:/github.com/fpco/stackage/issues/1645
24022402 - semigroups < 0.18.2
24032403
2404− # https://github.com/fpco/stackage/issues/1648
2405− - docvim < 0.3.2.0
2406−
24072404# end of packages
24082405
24092406