test

Adopt `swift-format` #93

Job	Run time
lint	2m 13s
unit-tests / macos-unit (macos-13, ~15.2)	12s
unit-tests / linux-unit (swift:5.8-jammy)	58s
unit-tests / macos-unit (macos-14, latest-stable)	4m 41s
unit-tests / api-breakage	6m 40s
unit-tests / linux-unit (swift:5.9-jammy)	55s
unit-tests / linux-unit (swift:5.10-noble)	34s
unit-tests / linux-unit (swift:6.0-noble)	6m 49s
unit-tests / linux-unit (swiftlang/swift:nightly-main-jammy)	6m 59s
	30m 1s

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