Add workflow for updating release used by `start-proxy` #666

Job	Run time
Upload debug artifacts (default)	6m 27s
Upload debug artifacts (linked)	6m 0s
Upload debug artifacts (stable-v2.20.3)	5m 42s
Upload debug artifacts (nightly-latest)	5m 54s
Download and check debug artifacts	6s
	24m 9s

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