[NFC] BridgeJS: Make JSGlueGen and IntrinsicJSFragment methods throwa… #2212

Job	Run time
Test BridgeJS against Swift versions (swift:6.1.2, 601.0.0)	2m 54s
Test BridgeJS against Swift versions (swift:6.2, 602.0.0)	3m 6s
format	32s
check-bridgejs-generated	2m 37s
build-examples	26m 32s
Build for native target (macos-15, Xcode_16.4)	2m 39s
Build and Test (ubuntu-24.04, https://download.swift.org/development/ubuntu2404/swift-DEVELOPMENT...	13m 37s
Build and Test (ubuntu-24.04, https://download.swift.org/swift-6.3-branch/ubuntu2404/swift-6.3-DE...	12m 42s
Build and Test (ubuntu-22.04, https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT...	17m 39s
Build and Test (ubuntu-22.04, https://download.swift.org/swift-6.1-release/ubuntu2204/swift-6.1-R...	13m 36s
deploy-examples	8s
	1h 36m 2s

Provide feedback