Clean up in TestNegotiateAPIVersionEmpty
Clean up in TestNegotiateAPIVersionEmpty

Signed-off-by: John Stephens <7eec02f6af4e6b1fb20edca992e35ddef4347d3d@docker.com>

SvenDowideit/docker,konstruktoid/docker-1,tmp6154/docker,vdemeester/docker,cpuguy83/docker,konstruktoid/docker-1,dims/docker,moby/moby,mahak/docker,scotttlin/docker,rremer/moby,Ramzec/docker,jvanz/docker,SvenDowideit/docker,laijs/moby,trebonian/docker,cpuguy83/docker,rancher/docker,crosbymichael/docker,Ramzec/docker,yongtang/docker,johnstep/moby-moby,konstruktoid/docker-upstream,paralin/docker,Mokolea/docker,rancher/docker,bearstech/moby,x1022as/docker,paralin/docker,nalind/docker,maxamillion/docker,bearstech/moby,docker/docker,laijs/moby,allencloud/docker,mikebrow/docker,jlhawn/docker,ibuildthecloud/docker,AkihiroSuda/docker,gnailuy/docker,jameszhan/docker,laijs/moby,yongtang/docker,mahak/docker,jthelin/docker,vdemeester/docker,unclejack/docker,ibuildthecloud/docker,konstruktoid/docker-upstream,nalind/docker,jwhonce/docker,thaJeztah/docker,pradipd/moby,justincormack/docker,yongtang/docker,kolyshkin/moby,rancher/docker,thaJeztah/docker,jvanz/docker,vdemeester/docker,bearstech/moby,yosifkit/docker,estesp/docker,KarthikNayak/docker,SvenDowideit/docker,moby/moby,djs55/docker,Mokolea/docker,konstruktoid/docker-upstream,djs55/docker,jlhawn/docker,kojiromike/docker,pradipd/moby,thaJeztah/docker,docker/docker,kolyshkin/moby,flavio/docker,KarthikNayak/docker,AkihiroSuda/docker,trebonian/docker,bearstech/moby,nawawi/docker,jimjag/docker,justincormack/docker,johnstep/moby-moby,trebonian/docker,djs55/docker,paralin/docker,yosifkit/docker,gnailuy/docker,nawawi/docker,jlhawn/docker,x1022as/docker,flavio/docker,scotttlin/docker,unclejack/docker,scotttlin/docker,flavio/docker,YuPengZTE/docker,kojiromike/docker,laijs/docker,dmcgowan/docker,dmcgowan/docker,rremer/moby,dmcgowan/docker,jthelin/docker,unclejack/docker,justincormack/docker,jwhonce/docker,dims/docker,estesp/docker,jwhonce/docker,jimjag/docker,tmp6154/docker,cpuguy83/docker,x1022as/docker,mahak/docker,mikebrow/docker,jameszhan/docker,docker/docker,crosbymichael/docker,Ramzec/docker,tmp6154/docker,yosifkit/docker,rremer/moby,moul/docker,estesp/docker,nalind/docker,moul/docker,allencloud/docker,maxamillion/docker,thaJeztah/docker,allencloud/docker,jimjag/docker,laijs/docker,ibuildthecloud/docker,KarthikNayak/docker,jimjag/docker,cpuguy83/docker,AkihiroSuda/docker,kojiromike/docker,crosbymichael/docker,paralin/docker,maxamillion/docker,gnailuy/docker,Mokolea/docker,flavio/docker,moby/moby,nawawi/docker,Mokolea/docker,AkihiroSuda/docker,kolyshkin/docker,dims/docker,jvanz/docker,YuPengZTE/docker,gnailuy/docker,mikebrow/docker,mahak/docker,konstruktoid/docker-1,jameszhan/docker,nawawi/docker,Ramzec/docker,yosifkit/docker,moul/docker,ibuildthecloud/docker,ibuildthecloud/docker,trebonian/docker,laijs/docker,kolyshkin/docker,nalind/docker,johnstep/moby-moby,kolyshkin/moby,pradipd/moby,konstruktoid/docker-upstream,moul/docker,moby/moby,YuPengZTE/docker