Fix: Don't duplicate URL in plugin info display on toggle (#682)

* FIX: Account for plugin name also appearing in URL in status display

This was causing us to be off-by-one in removing or adding lines to the display when toggling update information.

* FIX: Restore cursor position after toggling info

lua/packer/display.lua

@@ -606,6 +606,7 @@ local display_mt = {
       return
     end
 
+    local current_cursor_pos = api.nvim_win_get_cursor(0)
     local plugin_name, cursor_pos = self:find_nearest_plugin()
     if plugin_name == nil then
       log.warn 'No plugin selected!'
@@ -622,6 +623,8 @@ local display_mt = {
     else
       log.info('No further information for ' .. plugin_name)
     end
+
+    api.nvim_win_set_cursor(0, current_cursor_pos)
   end,
 
   diff = function(self)
@@ -708,12 +711,17 @@ local display_mt = {
     if not self:valid_display() then
       return
     end
+
     local cursor_pos = api.nvim_win_get_cursor(0)
     -- TODO: this is a dumb hack
     for i = cursor_pos[1], 1, -1 do
       local curr_line = api.nvim_buf_get_lines(0, i - 1, i, true)[1]
       for name, _ in pairs(self.items) do
         if string.find(curr_line, name, 1, true) then
+          if string.find(curr_line, '  URL:', 1, true) then
+            i = i - 1
+          end
+
           return name, { i, 0 }
         end
       end