Cosmetic change

git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@6931 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb

Shorewall-perl/Shorewall/Config.pm

@@ -880,7 +880,7 @@ sub read_a_line() {
 	    while ( $currentline =~ m( ^(.*?)        # Part preceding '$'
                                        \$({)?        # '$' and optional '{'
                                        ([a-zA-Z]\w*) # Shell Variable Name
-                                       (?(2)})       #Match closing '}'
+                                       (?(2)})       # Match opening '{'
                                        (.*)$)x       # Rest of Line
                                      ) {
 		my $val = $ENV{$3};