Fix build with ICU 76 #2253

Job	Run time
OSSF Scorecard	26s
macOS (ios-arm64-dyn)	2m 18s
Windows (windows-2022)	2m 57s
macOS (macos-aarch64-dyn)	2m 19s
Linux (linux-aarch64-musl-dyn, false)	2m 2s
macOS (macos-x86_64-dyn)	2m 21s
Linux (linux-x86_64-static, false)	3m 47s
Linux (wasm, true)	2m 34s
Linux (linux-aarch64-dyn, false)	1m 58s
Linux (linux-aarch64-dyn, true)	2m 4s
Linux (android-arm, false)	4m 4s
Linux (android-arm64, true)	4m 22s
Linux (linux-aarch64-musl-dyn, true)	3m 10s
Linux (linux-x86_64-dyn, false)	3m 53s
Linux (linux-x86_64-dyn, true)	5m 9s
Linux (android-arm64, false)	4m 6s
macOS (ios-x86_64-dyn)	2m 7s
Linux (wasm, false)	2m 36s
Linux (android-arm, true)	3m 58s
Linux (linux-x86_64-static, true)	5m 17s
	1h 1m 28s

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