AnaAlgSequence: fix handling of public tools
This only affects EventLoop. As public tools are added as algorithms, we need to make sure that they exist in a valid stage, otherwise we can not remove calibration stages.
/cc @krumnack
This only affects EventLoop. As public tools are added as algorithms, we need to make sure that they exist in a valid stage, otherwise we can not remove calibration stages.
/cc @krumnack