:chg :dev fix generator.py for Dot1Q
:chg :dev fix generator.py for Dot1Q

Signed-off-by: Saif Sayed <66c20c4119b0d6a85031ae664a9d925d5426d159@hpe.com>

koorij/topology_lib_scapy,HPENetworking/topology_lib_scapy