PerlRE fix for textproc/texi2html

This should fix another 31 instances of

Unescaped left brace in regex is deprecated here (and will be
fatal in Perl 5.32)

in a bulk build.

ok?

Index: Makefile
===================================================================
RCS file: /cvs/ports/textproc/texi2html/Makefile,v
retrieving revision 1.27
diff -u -p -r1.27 Makefile
--- Makefile 18 Sep 2015 13:29:15 -0000 1.27
+++ Makefile 3 Apr 2019 06:04:00 -0000
@@ -3,6 +3,7 @@
COMMENT= texinfo to HTML converter

DISTNAME= texi2html-5.0
+REVISION= 0
CATEGORIES= textproc

HOMEPAGE= http://www.nongnu.org/texi2html/
Index: patches/patch-texi2html_pl
===================================================================
RCS file: /cvs/ports/textproc/texi2html/patches/patch-texi2html_pl,v
retrieving revision 1.2
diff -u -p -r1.2 patch-texi2html_pl
--- patches/patch-texi2html_pl 18 Sep 2015 13:29:15 -0000 1.2
+++ patches/patch-texi2html_pl 3 Apr 2019 06:04:00 -0000
@@ -1,6 +1,7 @@
$OpenBSD: patch-texi2html_pl,v 1.2 2015/09/18 13:29:15 ajacoutot Exp $
---- texi2html.pl.orig Thu Jul 1 00:01:27 2010
-+++ texi2html.pl Fri Sep 18 09:26:30 2015
+Index: texi2html.pl
+--- texi2html.pl.orig
++++ texi2html.pl
@@ -1,7 +1,5 @@
#! @PERL@ --
# perl
@@ -18,3 +19,12 @@ $OpenBSD: patch-texi2html_pl,v 1.2 2015/

# for POSIX::setlocale and File::Spec
require 5.00405;
+@@ -5609,7 +5605,7 @@ sub common_misc_commands($$$$)
+ }
+ elsif ($command eq 'clickstyle')
+ {
+- if ($line =~ s/^\s+@([^\s\{\}\@]+)({})?\s*//)
++ if ($line =~ s/^\s+@([^\s\{\}\@]+)(\{})?\s*//)
+ {
+ $Texi2HTML::THISDOC{$command} = $1;
+ # FIXME warn about what remains on the line?
--
Christian "naddy" Weisgerber naddy@mips.inka.de