testing/hare-scfg: upgrade to 0.24.0, take over maintainership
https://git.sr.ht/~chrisppy/hare-scfg/refs/0.24.0
Closes !56635 (closed)
Also taking maintainership, because !56747 (comment 361233)
https://git.sr.ht/~chrisppy/hare-scfg/refs/0.24.0
Closes !56635 (closed)
Also taking maintainership, because !56747 (comment 361233)