RFC9586 UIDONLY support #1760

Job	Run time
ruby-versions / Generate Ruby versions	3s
build (3.1 / ubuntu-latest)	35s
build (3.1 / macos-latest)	22s
build (3.1 / windows-latest)	1m 44s
build (3.2 / ubuntu-latest)	42s
build (3.2 / macos-latest)	24s
build (3.2 / windows-latest)	2m 13s
build (3.3 / ubuntu-latest)	36s
build (3.3 / macos-latest)	24s
build (3.3 / windows-latest)	2m 25s
build (3.4 / ubuntu-latest)	40s
build (3.4 / macos-latest)	25s
build (3.4 / windows-latest)	2m 30s
build (head / ubuntu-latest)	42s
build (head / macos-latest)	32s
build (head / windows-latest)	1m 30s
	15m 47s

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