BridgeJS: Take ownership of source Uint8Array id in `swift_js_init_me… #2306

Job	Run time
build-examples	19m 57s
format	31s
Test BridgeJS against Swift versions (swift:6.2, 602.0.0)	3m 18s
check-bridgejs-generated	2m 43s
Build and Test (ubuntu-24.04, https://download.swift.org/development/ubuntu2404/swift-DEVELOPMENT...	13m 10s
Test BridgeJS against Swift versions (swift:6.1.2, 601.0.0)	2m 56s
Build and Test (ubuntu-22.04, https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT...	17m 3s
Build for native target (macos-15, Xcode_16.4)	3m 28s
Build and Test (ubuntu-24.04, https://download.swift.org/swift-6.3-branch/ubuntu2404/swift-6.3-DE...	12m 52s
Build and Test (ubuntu-22.04, https://download.swift.org/swift-6.1-release/ubuntu2204/swift-6.1-R...	13m 34s
deploy-examples	10s
	1h 29m 42s

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