Removed incorrect statistics calculation for regularQueryInvocationCnt/regularQueryInvocationTime

application/src/main/java/org/thingsboard/server/service/subscription/TbAbstractDataSubCtx.java

@@ -74,11 +74,7 @@ public abstract class TbAbstractDataSubCtx<T extends AbstractDataQuery<? extends
 
     @Override
     protected synchronized void update() {
-        long start = System.currentTimeMillis();
         PageData<EntityData> newData = findEntityData();
-        long end = System.currentTimeMillis();
-        stats.getRegularQueryInvocationCnt().incrementAndGet();
-        stats.getRegularQueryTimeSpent().addAndGet(end - start);
         Map<EntityId, EntityData> oldDataMap;
         if (data != null && !data.getData().isEmpty()) {
             oldDataMap = data.getData().stream().collect(Collectors.toMap(EntityData::getEntityId, Function.identity(), (a, b) -> a));