v0.23.0

feat: upgrade to 0.23 (#178)

* feat: add blob provider events to node constructor

* test(swift): add a swift provider event test

* add missing parts

* update to iroh@main

* updates and event

* allow multiple nodes passed to blob downloads

* fix swift

* update to released version and bump to 0.23

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Co-authored-by: dignifiedquire <me@dignifiedquire.com>