defaults.vim: Update comment to simplify reverting augroup

[Christian Brabandt]

defaults.vim: Update comment to simplify reverting augroup

Commit: https://github.com/vim/vim/commit/c41b3c9f95ac57646804977edea496705618cc93
Author: Balki <git....@balki.me>
Date: Fri Jul 14 16:59:40 2023 +0000

defaults.vim: Update comment to simplify reverting augroup

closes: https://github.com/vim/vim/issues/12673

diff --git a/runtime/defaults.vim b/runtime/defaults.vim
index 9b4ecfeaf..67659895f 100644
--- a/runtime/defaults.vim
+++ b/runtime/defaults.vim
@@ -97,7 +97,7 @@ if 1
filetype plugin indent on

" Put these in an autocmd group, so that you can revert them with:
- " ":augroup vimStartup | exe 'au!' | augroup END"
+ " ":autocmd! vimStartup"
augroup vimStartup
au!

@@ -115,7 +115,7 @@ if 1
" Quite a few people accidentally type "q:" instead of ":q" and get confused
" by the command line window. Give a hint about how to get out.
" If you don't like this you can put this in your vimrc:
- " ":augroup vimHints | exe 'au!' | augroup END"
+ " ":autocmd! vimHints"
augroup vimHints
au!
autocmd CmdwinEnter *