ipsec: increment SPD policy counters for bypass and discard actions in ipsec4_input_node
ipsec: increment SPD policy counters for bypass and discard actions in ipsec4_input_node

ipsec_spd_policy_counters are incremented only for matched inbound
PROTECT actions (:273 and :370). BYPASS + DISCARD actions also have
SPD policy counters that should be incremented on match.

This fix increments the counters for inbound BYPASS and DISCARD actions.

Type: fix
Signed-off-by: Zachary Leaf <41194a3b2965521225e961f0a194360a8f4f4d8f@arm.com>
Change-Id: Iac3c6d344be25ba5326e1ed45115ca299dee5f49

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