Adding support for adding data consumers before the data type is
registered. When the information type unknown for ECS, the parameters of the subscription cannot be valid.
Turning on/off this type, check is controlled by a query parameter in the
PUT consumer primitive.
Change-Id: I8279351633e8bead89d965df723de745b05f5ba4
Signed-off-by: PatrikBuhr <patrik.buhr@est.tech>
Issue-ID: NONRTRIC-493