* Quality of life improvements to payout processors
* Allows more fleixble intervals for payout processing from 10-60 mins to 1min-24hours(requested by users)
* Cancel ln payotus that expired (bolt11)
* Allow cancelling of ln payotus that have failed to be paid after x attempts
* Allow conifguring a threshold for when to process on-chain payouts (reduces fees)
# Conflicts:
# BTCPayServer.Tests/SeleniumTests.cs
* Simplify the code
* switch to concurrent dictionary
* Allow ProcessNewPayoutsInstantly
* refactor plugin hook service to have events available and change processor hooks to actions with better args
* add procesor extended tests
* Update BTCPayServer.Tests/GreenfieldAPITests.cs
* fix concurrency issue
* Update BTCPayServer/PayoutProcessors/BaseAutomatedPayoutProcessor.cs
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Co-authored-by: nicolas.dorier <nicolas.dorier@gmail.com>
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