git commit for 5.2 patch 16 added a "tags" file

[Clark Wang]

commit 4214b0e12b4345c970d4d50705b1443441baedf8
Author: Chet Ramey <chet.ra...@case.edu>
Date:   Fri 2023-11-10 05:39:38 +0800

    Bash-5.2 patch 16: fix for a crash if one of the expressions in an
arithmetic for command expands to NULL

M       execute_cmd.c
M       patchlevel.h
A       tags

I guess it's not intentional.