Set autoUpdatePolicy for WriteOnly channels (openhab#17463)

Signed-off-by: Michael Lobstein <[email protected]>

Author: mlobstein

bundles/org.openhab.binding.benqprojector/README.md

@@ -88,7 +88,7 @@ String benqPictureMode  "Picture Mode [%s]"           { channel="benqprojector:p
 String benqAspectRatio  "Aspect Ratio [%s]"           { channel="benqprojector:projector-serial:hometheater:aspectratio" }
 Switch benqFreeze                                     { channel="benqprojector:projector-serial:hometheater:freeze" }
 Switch benqBlank                                      { channel="benqprojector:projector-serial:hometheater:blank" }
-String benqDirect                                     { channel="benqprojector:projector-serial:hometheater:directcmd", autoupdate="false" }
+String benqDirect                                     { channel="benqprojector:projector-serial:hometheater:directcmd" }
 Number benqLampTime     "Lamp Time [%d h]"   <switch> { channel="benqprojector:projector-serial:hometheater:lamptime" }
 ```
 

bundles/org.openhab.binding.benqprojector/src/main/resources/OH-INF/thing/thing-types.xml

@@ -165,6 +165,7 @@
 				<option value="enter">Enter</option>
 			</options>
 		</state>
+		<autoUpdatePolicy>veto</autoUpdatePolicy>
 	</channel-type>
 	<channel-type id="lamptime">
 		<item-type>Number</item-type>