fixed telemetry deletion

application/src/main/java/org/thingsboard/server/actors/calculatedField/CalculatedFieldEntityMessageProcessor.java

@@ -422,7 +422,7 @@ public class CalculatedFieldEntityMessageProcessor extends AbstractContextAwareM
 
     private Map<String, ArgumentEntry> mapToArgumentsWithFetchedValue(CalculatedFieldCtx ctx, List<String> removedTelemetryKeys) {
         Map<String, Argument> deletedArguments = ctx.getArguments().entrySet().stream()
-                .filter(entry -> removedTelemetryKeys.contains(entry.getKey()))
+                .filter(entry -> removedTelemetryKeys.contains(entry.getValue().getRefEntityKey().getKey()))
                 .collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue));
 
         Map<String, ArgumentEntry> fetchedArgs = cfService.fetchArgsFromDb(tenantId, entityId, deletedArguments);