Test

chore(deps): update sigstore package dependencies #262

Job	Run time
check-flavor	4s
validate (install, unicorn) / run	17m 53s
validate (upgrade, unicorn) / run	18m 10s
validate (upgrade, upstream) / run	18m 11s
validate (install, upstream) / run	18m 5s
	1h 12m 23s

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