[lcn] Add dimmer profile parameter to be accessible via UI (openhab#1…

…0305)

Signed-off-by: Fabian Wolter <github@fabian-wolter.de>
Signed-off-by: John Marshall <john.marshall.au@gmail.com>

bundles/org.openhab.binding.lcn/src/main/resources/OH-INF/config/config.xml

@@ -94,4 +94,11 @@
 			<default>1000</default>
 		</parameter>
 	</config-description>
+
+	<config-description uri="profile:lcn:output">
+		<parameter name="ramp" type="decimal" required="false" min="0.25" max="486.0" unit="s">
+			<label>Ramp</label>
+			<description>Time in seconds until the output's value is reached.</description>
+		</parameter>
+	</config-description>
 </config-description:config-descriptions>