Revert "MT#11343 Add sign that range_id is used by subscriber"

This reverts commit 9c2681c47a.

Change-Id: I53603caf7c3dea039f83e4854e34c353f2952dee

lib/NGCP/Panel/Role/API/PbxDeviceModels.pm

@@ -84,7 +84,7 @@ sub resource_from_item {
             };
         }
         $r->{num_lines} = @{ $r->{keys} };
-        $r->{in_use} = $range->autoprov_field_device_lines->first ? 1 : 0;
+
         push @{ $resource{linerange} }, $r;
     }
     return \%resource;