8marz8

@hstove yep, I rebased once, I can do again once her PR merges...but based on the coordinator convo, chances are none of these would really be required.

@jcnelson @kantai Should "StagingUserBurnSupport" also be deleted?

I took @hstove 's suggestion and chaned `end-cycle-id` to an optional since it was relying on an optional (`until_burn_height`) for calculation in `delegate-stx`. The test ensures that the events are...

I have started making some changes in [this ](https://github.com/stacks-network/stacks-core/tree/feat/stacking-burnops-include-signer-key) branch since #4277 is merged...my changes are subject to correction/completion as I gain more understanding...for now I've mostly followed similar logic/pattern...

@saralab Do you think this would be a good ticket for me to work on during my free cycles/after my current tickets are merged? If so, perhaps it could be...

@badonyx Can you confirm which branch/instance you're using? Because the code you referenced was already changed to introduce some retry logic: https://github.com/stacks-network/stacks-core/blob/next/testnet/stacks-node/src/config.rs#L2036