fix quotation of description in pid

scripts/validate_handle_data.py

@@ -12,6 +12,7 @@ pid_to_test = "21.11138/c4c0f351-96e2-4e93-bf1f-0fd73e828300"
 
 base_url = "https://hdl.handle.net/"
 
+exit_code = 0
 pid_content = json.loads(urllib.request.urlopen(f"{base_url}api/handles/{pid_to_test}").read())
 for record in pid_content["values"]:
 	if record["index"] not in [100,9]:
@@ -23,4 +24,6 @@ for record in pid_content["values"]:
 			jsonschema.validate(instance=data, schema=json.loads(type_info["validationSchema"]))
 		except Exception as e:
 			print(f"could not validate due to exception: {e}")
+			exit_code = 1
 
+sys.exit(exit_code);
\ No newline at end of file

src/main/java/sensor2graph/Sensor.java

@@ -110,7 +110,7 @@ class Sensor {
 			add_attribute(body,
 				"8",
 				"21.T11148/55f8ebc805e65b5b71dd",
-				new JsonPrimitive("\""+ rec.get("type.description").asString() +"\"")
+				new JsonPrimitive(rec.get("type.description").asString())
 			);
 		}
 		add_attribute(body,