Looks like the bug survived in 5.2.21, at least with 5.2.21-2.1+b1 from
trixie:
bash-5.2$ printf "Hello World\n "
Hello World
bash-5.2$ bash --version
GNU bash, version 5.2.21(1)-release (x86_64-pc-linux-gnu)
Copyright (C) 2022 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later
<http://gnu.org/licenses/gpl.html>
This is free software; you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
bash-5.2$
--
[Julien Palard](https://mdk.fr)