Remove any null characters before parsing string in test_snmp_phy_entity#14596

bingwang-ms merged 1 commit intosonic-net:mastersonic-net/sonic-mgmt:masterfrom

Janetxxx:user/jc/modify-snmp-phy-entity-testJanetxxx/sonic-mgmt:user/jc/modify-snmp-phy-entity-testCopy head branch name to clipboard