vimPlugins: Automatically sort vim-plugin-names.

Python's `sorted` method works a little differently than `sort` in the
handling of dashes.

pkgs/misc/vim-plugins/vim-plugin-names

@@ -55,8 +55,8 @@ cocopon/iceberg.vim
 cohama/lexima.vim
 ctjhoa/spacevim
 ctrlpvim/ctrlp.vim
-dag/vim2hs
 dag/vim-fish
+dag/vim2hs
 dannyob/quickfixstatus
 darfink/starsearch.vim
 dart-lang/dart-vim-plugin
@@ -315,8 +315,8 @@ neoclide/coc-neco
 neoclide/coc-pairs
 neoclide/coc-prettier
 neoclide/coc-python
-neoclide/coc-rls
 neoclide/coc-r-lsp
+neoclide/coc-rls
 neoclide/coc-smartf
 neoclide/coc-snippets
 neoclide/coc-solargraph
@@ -334,10 +334,10 @@ neoclide/denite-extra
 neoclide/denite-git
 neoclide/vim-easygit
 neomake/neomake
+neovim/nvim-lsp
+neovim/nvimdev.nvim
 neovimhaskell/haskell-vim
 neovimhaskell/nvim-hs.vim
-neovim/nvimdev.nvim
-neovim/nvim-lsp
 neutaaaaan/iosvkem
 nfnty/vim-nftables
 nicoe/deoplete-khard
@@ -505,16 +505,14 @@ Valodim/deoplete-notmuch
 vhda/verilog_systemverilog.vim
 vim-airline/vim-airline
 vim-airline/vim-airline-themes
-vimlab/split-term.vim
-vimoutliner/vimoutliner
 vim-pandoc/vim-pandoc
 vim-pandoc/vim-pandoc-after
 vim-pandoc/vim-pandoc-syntax
 vim-ruby/vim-ruby
+vim-scripts/a.vim
 vim-scripts/align
 vim-scripts/argtextobj.vim
 vim-scripts/autoload_cscope.vim
-vim-scripts/a.vim
 vim-scripts/bats.vim
 vim-scripts/changeColorScheme.vim
 vim-scripts/Colour-Sampler-Pack
@@ -538,6 +536,8 @@ vim-scripts/wombat256.vim
 vim-scripts/YankRing.vim
 vim-syntastic/syntastic
 vim-utils/vim-husk
+vimlab/split-term.vim
+vimoutliner/vimoutliner
 vimwiki/vimwiki
 vito-c/jq.vim
 vmchale/dhall-vim