[codex] update to latest development snapshot toolchain #2703

Job	Run time
prettier	14s
build-examples	13m 11s
check-bridgejs-generated	3m 26s
Build for native target (macos-15, Xcode_16.4)	2m 57s
Build and Test (ubuntu-22.04, https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT...	12m 55s
Test BridgeJS against Swift versions (swift:6.3, 603.0.0)	3m 4s
format	32s
Build and Test (ubuntu-24.04, https://download.swift.org/development/ubuntu2404/swift-DEVELOPMENT...	13m 11s
Build and Test (ubuntu-24.04, https://download.swift.org/swift-6.3-branch/ubuntu2404/swift-6.3-DE...	13m 11s
Test BridgeJS against Swift versions (swift:6.2, 602.0.0)	3m 4s
Test BridgeJS against Swift versions (swift:6.1.2, 601.0.0)	3m 5s
Build and Test (ubuntu-22.04, https://download.swift.org/swift-6.1-release/ubuntu2204/swift-6.1-R...	12m 37s
deploy-examples	1s
	1h 21m 28s

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