provision/docker: improve test for remove
provision/docker: improve test for remove

ggarnier/tsuru,gciotta/tsuru,jblancett/tsuru,ArxdSilva/tsuru,4eek/tsuru,jblancett/tsuru,ggarnier/tsuru,ggarnier/tsuru,mderaldo/tsuru,RichardKnop/tsuru,tuxmonteiro/tsuru,tuxmonteiro/tsuru,guilhermebr/tsuru,guilhermebr/tsuru,firebitsbr/tsuru,hcxiong/tsuru,Endika/tsuru,Endika/tsuru,guilhermebr/tsuru,RichardKnop/tsuru,ArxdSilva/tsuru,cezarsa/tsuru,gwmoura/tsuru,4eek/tsuru,cezarsa/tsuru,Endika/tsuru,hcxiong/tsuru,jblancett/tsuru,4eek/tsuru,tsuru/tsuru,tuxmonteiro/tsuru,firebitsbr/tsuru,kgrvamsi/tsuru,mderaldo/tsuru,ArxdSilva/tsuru,cgvarela/tsuru,tsuru/tsuru,cgvarela/tsuru,guilhermebr/tsuru,tsuru/tsuru,hcxiong/tsuru,mderaldo/tsuru,firebitsbr/tsuru,gciotta/tsuru,cezarsa/tsuru,gwmoura/tsuru,tsuru/tsuru,kgrvamsi/tsuru,kgrvamsi/tsuru,hugoantunes/tsuru,gciotta/tsuru,ArxdSilva/tsuru,cgvarela/tsuru,hugoantunes/tsuru,ggarnier/tsuru,RichardKnop/tsuru,cezarsa/tsuru,gwmoura/tsuru