Fix fzf-preview remote update (#113)

vim-plug/plugins.vim

@@ -59,7 +59,7 @@ call plug#begin('~/.config/nvim/autoload/plugged')
     Plug 'kevinhwang91/rnvimr'
     " FZF
     Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
-    Plug 'yuki-ycino/fzf-preview.vim', { 'branch': 'release', 'do': ':UpdateRemotePlugins' }
+    Plug 'yuki-ycino/fzf-preview.vim', { 'branch': 'release/remote', 'do': ':UpdateRemotePlugins' }
     Plug 'junegunn/fzf.vim'
     " Git
     Plug 'airblade/vim-gitgutter'