provision/docker: use valid container in ssh handler test
provision/docker: use valid container in ssh handler test

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