MT#10691 Add digits group for contract sound set

Change-Id: I41e2adcb9a0f3b5545fe182ca9764cb519320a97

lib/NGCP/Panel/Controller/API/SoundFiles.pm

@@ -181,7 +181,7 @@ sub POST :Allow {
         my $handle;
         if($set->contract_id) {
             $handle_rs = $handle_rs->search({
-                'group.name' => { 'in' => ['pbx', 'music_on_hold'] },
+                'group.name' => { 'in' => [qw/pbx music_on_hold digits/] },
             },{
                 join => 'group',
             });

lib/NGCP/Panel/Controller/Sound.pm

@@ -461,7 +461,9 @@ sub handles_list :Chained('base') :PathPart('handles') :CaptureArgs(0) {
         });
 
     if($c->stash->{set_result}->contract_id) {
-        $handles_rs = $handles_rs->search({ 'groups.name' => { '-in' => ['pbx', 'music_on_hold'] } });
+        $handles_rs = $handles_rs->search({ 
+            'groups.name' => { '-in' => [qw/pbx music_on_hold digits/] } 
+        });
     } else {
         $handles_rs = $handles_rs->search({ 'groups.name' => { '!=' => 'pbx' } });
     }