docs: warn about tsuru-admin being replaced
docs: warn about tsuru-admin being replaced

ggarnier/tsuru,tsuru/tsuru,ggarnier/tsuru,tsuru/tsuru,cezarsa/tsuru,ArxdSilva/tsuru,cezarsa/tsuru,guilhermebr/tsuru,ArxdSilva/tsuru,ArxdSilva/tsuru,guilhermebr/tsuru,tsuru/tsuru,guilhermebr/tsuru,guilhermebr/tsuru,cezarsa/tsuru,ggarnier/tsuru,ArxdSilva/tsuru,cezarsa/tsuru,ggarnier/tsuru,tsuru/tsuru