neovim: remove goimports autocmd

neovim/.config/nvim/after/plugin/aus.lua

@@ -32,11 +32,3 @@ vim.api.nvim_create_autocmd("BufEnter", {
     end
   end,
 })
-
-vim.api.nvim_create_autocmd("BufWritePre", {
-  pattern = "*.go",
-  group = group,
-  callback = function()
-    vim.cmd(":silent :!goimports -w %")
-  end,
-})