TT#68703 fix workaround slow contract_cnt queries of networks

Change-Id: Id3ba6fe52b7d2600560125141d83c2bc581aaf6d
(cherry picked from commit 3498943926)

lib/NGCP/Panel/Controller/Network.pm

@@ -43,7 +43,7 @@ sub _network_resultset_admin {
                 'me.status' => { '!=' => 'terminated' },
                 },
                 { '+select' => [ { '' => \[ NGCP::Panel::Utils::BillingNetworks::get_contract_count_stmt() ] , -as => 'contract_cnt' },
-                { '' => \[ NGCP::Panel::Utils::Billing::get_contract_exists_stmt() ] , -as => 'contract_exists' },
+                { '' => \[ NGCP::Panel::Utils::BillingNetworks::get_contract_exists_stmt() ] , -as => 'contract_exists' },
                 { '' => \[ NGCP::Panel::Utils::BillingNetworks::get_package_count_stmt() ] , -as => 'package_cnt' }, ],
             });
 }
@@ -61,7 +61,7 @@ sub _network_resultset_reseller {
                 'me.status' => { '!=' => 'terminated' },
                 },
                 { '+select' => [ { '' => \[ NGCP::Panel::Utils::BillingNetworks::get_contract_count_stmt() ] , -as => 'contract_cnt' },
-                { '' => \[ NGCP::Panel::Utils::Billing::get_contract_exists_stmt() ] , -as => 'contract_exists' },
+                { '' => \[ NGCP::Panel::Utils::BillingNetworks::get_contract_exists_stmt() ] , -as => 'contract_exists' },
                 { '' => \[ NGCP::Panel::Utils::BillingNetworks::get_package_count_stmt() ] , -as => 'package_cnt' }, ],
             });
 }