api/services: fix service grant documentation
api/services: fix service grant documentation

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