revert config.lineguide option

data/plugins/lineguide.lua

@@ -6,7 +6,6 @@ local DocView = require "core.docview"
 local draw_overlay = DocView.draw_overlay
 
 function DocView:draw_overlay(...)
-  if config.lineguide then
   local ns = self:get_font():get_width_subpixel("n") * config.line_limit
   local ss = self:get_font():subpixel_scale()
   local offset = ns / ss
@@ -17,7 +16,6 @@ function DocView:draw_overlay(...)
 
   local color = style.guide or style.selection
   renderer.draw_rect(x, y, w, h, color)
-  end
 
   draw_overlay(self, ...)
 end