[Sub-ports] Added test case which validates that packets are routed between sub-ports and SVI/L3 interface#3649

wangxin merged 2 commits intosonic-net:mastersonic-net/sonic-mgmt:masterfrom

OleksandrKozodoi:add_routing_between_sub_ports_and_port_test_caseOleksandrKozodoi/sonic-mgmt:add_routing_between_sub_ports_and_port_test_caseCopy head branch name to clipboard