Enable accumulated channels for Shelly Pro 3EM (openhab#16566)

Signed-off-by: Leif Bladt <[email protected]>

Author: leifbladt

bundles/org.openhab.binding.shelly/src/main/java/org/openhab/binding/shelly/internal/provider/ShellyChannelDefinitions.java

@@ -315,7 +315,8 @@ public static Map<String, Channel> createDeviceChannels(final Thing thing, final
         addChannel(thing, add, profile.settings.sleepTime != null, CHGR_SENSOR, CHANNEL_SENSOR_SLEEPTIME);
 
         // If device has more than 1 meter the channel accumulatedWatts receives the accumulated value
-        boolean accuChannel = profile.hasRelays && profile.numMeters > 1 && !profile.isRoller && !profile.isRGBW2;
+        boolean accuChannel = profile.is3EM
+                || (profile.hasRelays && profile.numMeters > 1 && !profile.isRoller && !profile.isRGBW2);
         addChannel(thing, add, accuChannel, CHGR_DEVST, CHANNEL_DEVST_ACCUWATTS);
         addChannel(thing, add, accuChannel, CHGR_DEVST, CHANNEL_DEVST_ACCUTOTAL);
         addChannel(thing, add, accuChannel && (status.emeters != null), CHGR_DEVST, CHANNEL_DEVST_ACCURETURNED);