vppinfra: Add missing %o
vppinfra: Add missing %o

This is used in vppinfra/socket.c:495

Type: feature

Change-Id: I89b409ae7abb01723108ae3e6c55bb1675db50ee
Signed-off-by: Nathan Skrzypczak <0fa918c439baf617eab84c5ae2a48ee9db643966@gmail.com>

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