(detect_crda_domain) fix CRDA never set to 'US' when country not in CRDA domains

we would set CRDA to 'US' only if country was undefined instead of not in CRDA domains.
might help quite a log bug reports...
(bug introduced by eugeni in commit r256513 on Apr 15 2009)

caught while performing perl_checker cleanup & fixes, the most beautiful being in
detect_crda_domain():

-        if (grep($country, @crda_domains)) {
+        if (member($country, @crda_domains)) {

exercise left to the reader...

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/network/network.pm b/lib/network/network.pm
index 62824d8..b2efee5 100644
--- a/lib/network/network.pm
+++ b/lib/network/network.pm
@@ -723,7 +723,7 @@ sub detect_crda_domain() {
     if (!$crda) {
         my $locale = lang::read($>);
         my $country = $locale->{country};
-        if (grep($country, @crda_domains)) {
+        if (member($country, @crda_domains)) {
             $crda = $country;
         } else {
             $crda = "US";