[dualtor] Add `nic_simulator`#5413

Merged

lolyu merged 6 commits intosonic-net:masterfrom

lolyu:add_nic_simulator

Apr 18, 2022

Commits on Mar 28, 2022

Commits on Mar 29, 2022

Fix decorator returns
lolyu
committed

Commits on Apr 11, 2022

Commits on Apr 12, 2022

Remove redundant parent class
lolyu
committed