Update i_and_a_guide.rst
Update i_and_a_guide.rst

adjusting wrong links
FIWARE-RoboticsGE/Robotics,FIWARE-RoboticsGE/Robotics,FIWARE-RoboticsGE/Robotics,Fiware/i2nd.Robotics,Fiware/i2nd.Robotics,Fiware/i2nd.Robotics