Remove tab mapping todo, went another way

lua/plugins/completions.lua

@@ -106,10 +106,6 @@ return {
       callback = function(ev)
         local opts = { noremap = true, buffer = ev.buf }
 
-        -- TODO: inoremap <silent><expr> <TAB> coc#pum#visible() ? coc#pum#confirm() : "\<TAB>"
-        -- Should I drop this? It's only for expanding snippets because
-        -- coc.nvim was being weird about it
-
         -- Fixit mapping, or close enough, actually any code action
         vim.keymap.set('n', '<leader>fi',
           require("actions-preview").code_actions, opts)