oci/caps: minor optimization in init
oci/caps: minor optimization in init

Signed-off-by: Sebastiaan van Stijn <64b2b6d12bfe4baae7dad3d018f8cbf6b0e7a044@gone.nl>

flavio/docker,mahak/docker,jameszhan/docker,moby/moby,Ramzec/docker,jthelin/docker,Mokolea/docker,djs55/docker,bearstech/moby,cpuguy83/docker,Ramzec/docker,yosifkit/docker,docker/docker,flavio/docker,cpuguy83/docker,nawawi/docker,thaJeztah/docker,bearstech/moby,konstruktoid/docker-upstream,Mokolea/docker,trebonian/docker,nawawi/docker,trebonian/docker,jameszhan/docker,konstruktoid/docker-upstream,thaJeztah/docker,moby/moby,moul/docker,vdemeester/docker,nawawi/docker,jameszhan/docker,thaJeztah/docker,djs55/docker,nalind/docker,Mokolea/docker,mahak/docker,thaJeztah/docker,konstruktoid/docker-upstream,moul/docker,djs55/docker,konstruktoid/docker-upstream,vdemeester/docker,nalind/docker,trebonian/docker,docker/docker,cpuguy83/docker,gnailuy/docker,yosifkit/docker,paralin/docker,cpuguy83/docker,bearstech/moby,Ramzec/docker,Mokolea/docker,bearstech/moby,gnailuy/docker,paralin/docker,docker/docker,mahak/docker,moby/moby,nalind/docker,moul/docker,paralin/docker,moul/docker,mahak/docker,trebonian/docker,gnailuy/docker,gnailuy/docker,jimjag/docker,yosifkit/docker,jimjag/docker,flavio/docker,moby/moby,flavio/docker,vdemeester/docker,nalind/docker,Ramzec/docker,nawawi/docker,jthelin/docker,jimjag/docker,yosifkit/docker,jimjag/docker,paralin/docker