Update CHANGES_NEXT_RELEASE
Update CHANGES_NEXT_RELEASE

Updated an entry for a fix of bug #3055 that may cause context broker to crash if inappropriate parameter is passed to context query request.
Fiware/data.Orion,Fiware/data.Orion,McMutton/fiware-orion,telefonicaid/fiware-orion,Fiware/data.Orion,McMutton/fiware-orion,telefonicaid/fiware-orion,McMutton/fiware-orion,McMutton/fiware-orion,telefonicaid/fiware-orion,Fiware/data.Orion,telefonicaid/fiware-orion,McMutton/fiware-orion,telefonicaid/fiware-orion,Fiware/data.Orion,McMutton/fiware-orion,telefonicaid/fiware-orion,Fiware/data.Orion,McMutton/fiware-orion