provision/docker: fix data race in tests
provision/docker: fix data race in tests

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