for example, below will trigger VPP with default code path test in CSIT,
"csit-2n-clx-perftest mrrAND64bANDnic_intel-xxv710ANDeth-l2bdbasemaclrnNOTdrv_avf"
and below will trigger VPP with avx512 code path test in CSIT,
"csit-2n-clx-perftest icl mrrAND64bANDnic_intel-xxv710ANDeth-l2bdbasemaclrnNOTdrv_avf"
Change-Id: Id3abf932203ce00f34f8643c5bc4d5fc4d3e6efb
Signed-off-by: Yulong Pei <yulong.pei@intel.com>