~/.vimrc: Show cursor in focus mode.

.vimrc

@@ -98,7 +98,6 @@ function! ToggleFocusMode()
    set showtabline=0
    hi FoldColumn ctermbg=none
    hi LineNr ctermfg=0 ctermbg=none
    hi NonText ctermfg=0
  else
    set laststatus=2
    set numberwidth=4