Add workflow for rolling back release #917

Job	Run time
Rust analysis (ubuntu-latest, stable-v2.22.1)	2m 11s
Rust analysis (ubuntu-latest, default)	1m 41s
Rust analysis (ubuntu-latest, nightly-latest)	1m 47s
Rust analysis (ubuntu-latest, linked)	1m 46s
Rust analysis (ubuntu-latest, stable-v2.19.3)	1m 11s
	8m 36s

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