docs: API v1.39: move system version response to definitions
docs: API v1.39: move system version response to definitions

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

konstruktoid/docker-upstream,thaJeztah/docker,moul/docker,kojiromike/docker,djs55/docker,bearstech/moby,Ramzec/docker,nawawi/docker,yosifkit/docker,paralin/docker,Ramzec/docker,ibuildthecloud/docker,bearstech/moby,moul/docker,justincormack/docker,flavio/docker,mahak/docker,konstruktoid/docker-upstream,gnailuy/docker,jameszhan/docker,flavio/docker,cpuguy83/docker,cpuguy83/docker,dims/docker,vdemeester/docker,Mokolea/docker,moby/moby,AkihiroSuda/docker,estesp/docker,ibuildthecloud/docker,jthelin/docker,estesp/docker,gnailuy/docker,ibuildthecloud/docker,jimjag/docker,gnailuy/docker,nawawi/docker,konstruktoid/docker-upstream,yosifkit/docker,thaJeztah/docker,trebonian/docker,vdemeester/docker,cpuguy83/docker,flavio/docker,flavio/docker,docker/docker,cpuguy83/docker,yosifkit/docker,dims/docker,trebonian/docker,vdemeester/docker,djs55/docker,bearstech/moby,paralin/docker,Ramzec/docker,Mokolea/docker,Mokolea/docker,thaJeztah/docker,nalind/docker,moul/docker,nawawi/docker,mahak/docker,dims/docker,gnailuy/docker,nalind/docker,Mokolea/docker,AkihiroSuda/docker,yosifkit/docker,jimjag/docker,moby/moby,nalind/docker,konstruktoid/docker-1,kojiromike/docker,jimjag/docker,moby/moby,justincormack/docker,jameszhan/docker,konstruktoid/docker-upstream,jthelin/docker,moul/docker,kojiromike/docker,moby/moby,ibuildthecloud/docker,konstruktoid/docker-1,docker/docker,Ramzec/docker,jameszhan/docker,docker/docker,djs55/docker,justincormack/docker,AkihiroSuda/docker,ibuildthecloud/docker,mahak/docker,estesp/docker,bearstech/moby,nawawi/docker,trebonian/docker,trebonian/docker,konstruktoid/docker-1,thaJeztah/docker,paralin/docker,nalind/docker,AkihiroSuda/docker,jimjag/docker,paralin/docker,mahak/docker