Rename the `root` cell #4

Job	Run time
Get the latest prelude hash	2s
build (ubuntu-22.04, aarch64-unknown-linux-gnu, true)	13m 47s
build (ubuntu-22.04, aarch64-unknown-linux-musl, true)	14m 13s
build (ubuntu-22.04, x86_64-unknown-linux-gnu)	12m 54s
build (ubuntu-22.04, x86_64-unknown-linux-musl, true)	13m 38s
build (macos-12, aarch64-apple-darwin, true)	20m 27s
build (macos-12, x86_64-apple-darwin)	17m 13s
build (windows-2022, x86_64-pc-windows-msvc, true)	22m 23s
Check if there's a release for this half of the month already	4s
Publish buck2.build	2m 7s
Release `latest` tag	33s
Release bi-monthly tag	59s
	1h 58m 20s

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