add chat-gpt and keybindings

plugin-confs/null-ls.lua

@@ -7,7 +7,7 @@ require("null-ls").setup({
             vim.cmd([[
             augroup LspFormatting
                 autocmd! * <buffer>
-                autocmd BufWritePre <buffer> lua vim.lsp.buf.formatting_sync()
+                autocmd BufWritePre <buffer> lua vim.lsp.buf.format()
             augroup END
             ]])
         end