Fix non-unified build by adding missing include
Fix non-unified build by adding missing include

mbudiu-vmw/p4c-clone,mbudiu-vmw/p4c-clone,hanw/p4c,hanw/p4c,hanw/p4c,p4lang/p4c,p4lang/p4c,hanw/p4c,p4lang/p4c,p4lang/p4c,p4lang/p4c,mbudiu-vmw/p4c-clone,mbudiu-vmw/p4c-clone