rm misleading field name for tabufline in default_config

lua/core/init.lua

@@ -38,7 +38,7 @@ autocmd("BufEnter", {
 
 vim.t.bufs = vim.api.nvim_list_bufs()
 
--- thx to https://github.com/ii14 && stores buffer per tab -> table
+-- thx to https://github.com/ii14 & stores buffer per tab -> table
 autocmd({ "BufAdd" }, {
    callback = function(args)
       if vim.t.bufs == nil then
@@ -72,7 +72,7 @@ autocmd("BufDelete", {
    end,
 })
 
-if require("core.utils").load_config().ui.tabufline_enabled then
+if require("core.utils").load_config().ui.tabufline_lazyloaded then
    require("core.lazy_load").tabufline()
 else
    vim.opt.showtabline = 2