Use a minimal style for Neovim's floating window
Disable many UI options in the floating hover window, such as
'foldcolumn' and 'number'. See `:help nvim_open_win()` for details.
Issue
@@ -420,6 +420,7 @@ function! s:OpenHoverPreview(bufname, lines, filetype) abort
\ 'col': col,
\ 'width': width,
\ 'height': height,
+ \ 'style': 'minimal',
\ })
execute 'noswapfile edit!' a:bufname
