Hello - I have searched the documentation but can't seem to find information on suppressing certain log messages. Specifically, I have a rather large multi-asset and I need to suppress the message saying the op "did not fire outputs {list of assets the multi-asset did not materialise}"

have you checked that?: https://docs.dagster.io/concepts/logging/loggers#configuring-the-built-in-loggers

Yes. I guess I could parse each INFO level logger message (adding processing load) and explicitly bump those messages to DEBUG level. However, I am hoping I can just directly override the existing logger or somehow modify the behaviour of the multi-asset to simply ignore when assets do not fire. This multi-asset will be regularly called to only materialise a subset of the possible outputs.