nvim: init: Drop textobj-word-column setting

We dropped the plugin in c800b66, so remove the left behind setting.

nvim/.config/nvim/init.lua

@@ -69,9 +69,6 @@ vim.g.dispatch_no_maps            = 1
 vim.g.matchup_matchparen_offscreen = {}
 vim.g.matchup_surround_enabled     = 1
 
--- textobj-word-column
-vim.g.textobj_wordcolumn_no_default_key_mappings = 1
-
 -- See :help clipboard and https://github.com/neovim/neovim/issues/14545
 vim.g.clipboard = {
   name = "clipboard",