[997][cygnus][docker] Fix README.md
[997][cygnus][docker] Fix README.md

telefonicaid/fiware-cygnus,telefonicaid/fiware-cygnus,Fiware/data.Cygnus,telefonicaid/fiware-cygnus,Fiware/context.Cygnus,Fiware/context.Cygnus,Fiware/data.Cygnus,Fiware/context.Cygnus,telefonicaid/fiware-cygnus,Fiware/context.Cygnus,Fiware/data.Cygnus