Update examples for PROF instead of rdfp

Author: rob-metalinkage

ssn/rdf/examples/dht22-deployment.ttl

@@ -10,7 +10,6 @@
 @prefix time: <http://www.w3.org/2006/time#> .
 @prefix unit: <http://qudt.org/vocab/unit/> .
 @prefix xsd:  <http://www.w3.org/2001/XMLSchema#> .
-@prefix rdfp: <https://w3id.org/rdfp/>.
 @base <https://example.org/data/dht22d/> .
 
 #     This example shows how the conditions (temperature and humidity) in a room can be measured using one or