send-email: unique_email_list doesn't need a prototype

Signed-off-by: Ævar Arnfjörð Bjarmason <[email protected]: Avery Pennarun <[email protected]>
Reviewed-by: Jeff King <[email protected]>
>
Signed-off-by: Junio C Hamano <[email protected]>

Author: avar

git-send-email.perl

@@ -136,7 +136,6 @@ sub format_2822_time {
 my $smtp;
 my $auth;
 
-sub unique_email_list(@);
 sub cleanup_compose_files();
 
 # Variables we fill in automatically, or via prompting:
@@ -1332,7 +1331,7 @@ ()
 
 $smtp->quit if $smtp;
 
-sub unique_email_list(@) {
+sub unique_email_list {
 	my %seen;
 	my @emails;