fix the correct ubuntu version needed for tsuru
fix the correct ubuntu version needed for tsuru

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