Outdated perl utility txt2html migration

I noticed the other day we had an old utility script txt2html.pl that gave a warning
$* is no longer supported at /usr/local/bin/txt2html.pl line 1512.
Apparently $*=1 was how multi-line regex searching was done in old perls.

Now it is regex flag m and s like

$a =~ m /foo/ms;

I found the code had been updated and put in HTML::TextToHTML https://metacpan.org/release/RUBYKAT/txt2html-2.02 so I did

$ sud…