[codex] update to latest development snapshot toolchain #2687

Job	Run time
prettier	14s
format	34s
Build and Test (ubuntu-24.04, https://download.swift.org/swift-6.3-branch/ubuntu2404/swift-6.3-DE...	6m 0s
build-examples	1m 18s
Build and Test (ubuntu-22.04, https://download.swift.org/swift-6.1-release/ubuntu2204/swift-6.1-R...	6m 2s
Build and Test (ubuntu-24.04, https://download.swift.org/development/ubuntu2404/swift-DEVELOPMENT...	6m 0s
Build and Test (ubuntu-22.04, https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT...	5m 45s
Test BridgeJS against Swift versions (swift:6.3, 603.0.0)	3m 1s
check-bridgejs-generated	3m 23s
Test BridgeJS against Swift versions (swift:6.2, 602.0.0)	3m 20s
Test BridgeJS against Swift versions (swift:6.1.2, 601.0.0)	3m 12s
Build for native target (macos-15, Xcode_16.4)	4m 23s
deploy-examples	-1s
	43m 11s

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