Adapt CaloMon to recent Moore changes

With these changes (which I've done in the monitoring task stack) the task is running and producing plots.

/cc @cmarinbe @alobosal @pagarcia

thanks a lot @rmatev cc @rvazquez who is now in charge of the Calo monitoring

added RTA label

assigned to @rmatev

mentioned in issue Moore#563 (closed)

merged

mentioned in commit 5cc8a50f

mentioned in issue Moore#574 (closed)