Finds the maximum value of a property.
A reified version of this method is also available as an extension function,
io.realm.query.max to access it.
a RealmScalarQuery returning the maximum value for the given property represented as a T. If no objects exist or they all have
null as the value for the given property,
null will be returned by the query. Otherwise, the maximum value is returned. When determining the maximum value, objects with
null values are ignored.
the type of the resulting aggregated value, which may or may not coincide with the type of the property itself.