Use SwiftSyntax prebuilt action in CI #2709

Job	Run time
check-bridgejs-generated	2m 44s
Build for native target (macos-15, Xcode_26.0.1)	3m 34s
build-examples	21m 42s
Test BridgeJS against Swift versions (swift:6.3, 603.0.0, swift-6.3-603.0.0)	2m 36s
Build and Test (ubuntu-22.04, https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT...	18m 6s
Build and Test (ubuntu-24.04, https://download.swift.org/development/ubuntu2404/swift-DEVELOPMENT...	12m 38s
format	35s
prettier	11s
Build and Test (ubuntu-24.04, https://download.swift.org/swift-6.3-branch/ubuntu2404/swift-6.3-DE...	12m 22s
deploy-examples	-1s
prettier	11s
Build for native target (macos-15, Xcode_26.0.1)	3m 1s
format	34s
Build and Test (ubuntu-24.04, https://download.swift.org/development/ubuntu2404/swift-DEVELOPMENT...	8m 59s
Build and Test (ubuntu-24.04, https://download.swift.org/swift-6.3-branch/ubuntu2404/swift-6.3-DE...	9m 31s
Build and Test (ubuntu-22.04, https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT...	14m 27s
check-bridgejs-generated	1m 38s
build-examples	4m 49s
Test BridgeJS against Swift versions (swift:6.3, 603.0.0, swift-6.3-603.0.0)	1m 27s
deploy-examples	0s
	1h 59m 4s

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