build: detect GNU Assembler AVX-512 bug and disable AVX-512 variants if needed
build: detect GNU Assembler AVX-512 bug and disable AVX-512 variants if needed

Type: fix
Change-Id: I098f6c79be3c2e4db001edc0cf0a229bf6e0b13d
Signed-off-by: Damjan Marion <9141bba8b2efed526e55cf796d48631af330ad98@cisco.com>

FDio/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,chrisy/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,FDio/vpp,FDio/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,FDio/vpp