Add sn6600_ld and sn6600_simx platform data to mellanox_data#23309

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

ytzur1:update_spc6_plat_infoytzur1/sonic-mgmt:update_spc6_plat_infoCopy head branch name to clipboard