Add after/plugin/mappings.lua to resolve remap conflicts

after/plugin/mappings.lua

@@ -0,0 +1,13 @@
+--[[
+-- Contains fixes for mappings created by plugins
+--]]
+
+-- Comments.nvim adds `gbc` command, which conflicts with `gb/gé` to move
+-- between tabs
+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