fix!(mappings): remove some leftover bépo mappings

BREAKING CHANGE: gB comes back to be gb

after/plugin/mappings.lua

@@ -1,14 +1,15 @@
 --[[
 -- Contains fixes for mappings created by plugins
 -- Useful because of bépo
+-- NOTE: not in use right now
 --]]
 
 -- Comments.nvim adds `gbc` command, which conflicts with `gb/gé` to move
 -- between tabs
-if vim.fn.maparg("gbc") ~= "" then
+--[[ if vim.fn.maparg("gbc") ~= "" then
   vim.keymap.del("n", "gbc")
   vim.keymap.set('n', 'gBc', function()
     return vim.api.nvim_get_vvar('count') == 0 and '<Plug>(comment_toggle_blockwise_current)'
         or '<Plug>(comment_toggle_blockwise_count)'
   end, { expr = true, desc = 'Comment toggle current block' })
-end
+end ]]