cgi: cleanup dependencies

We do not need to use CGI::Util internals here.

diff --git a/public-inbox-cgi b/public-inbox-cgi
index 6cf70a9b513d104c2cc6cab5692bbc20c7ccc745..3ad45613a9068099190c5709f01da870ad7c07b8 100755 (executable)
--- a/public-inbox-cgi
+++ b/public-inbox-cgi
@@ -13,8 +13,7 @@ use 5.008;
 use strict;
 use warnings;
 use CGI qw(:cgi :escapeHTML -nosticky); # PSGI/FastCGI/mod_perl compat
-use CGI::Util qw(unescape);
-use Encode;
+use Encode qw(decode_utf8);
 use PublicInbox::Config;
 our $LISTNAME_RE = qr!\A/([\w\.\-]+)!;
 our $pi_config;