MT#4967 Show primary number in subscriber list

The wrong relation was used here. Discovered during testing for ticket
MT#4967.

lib/NGCP/Panel/Controller/Subscriber.pm

@@ -105,8 +105,8 @@ sub sub_list :Chained('/') :PathPart('subscriber') :CaptureArgs(0) {
         { name => "domain.domain", search => 1, title => "Domain" },
         { name => "uuid", search => 1, title => "UUID" },
         { name => "status", search => 1, title => "Status" },
-        { name => "number", search => 1, title => "Number", literal_sql => "concat(voip_numbers.cc, voip_numbers.ac, voip_numbers.sn)"},
+        { name => "number", search => 1, title => "Number", literal_sql => "concat(primary_number.cc, primary_number.ac, primary_number.sn)"},
-        { name => "voip_numbers.cc", search => 1, title => "" }, #need this to get the relationship
+        { name => "primary_number.cc", search => 1, title => "" }, #need this to get the relationship
     ]);
 }