Build

Use less modern C++ so that it compiles in Firefox #734

Job	Run time
check_format	15s
build-android (Release, arm64-v8a)	46s
build-android (Release, armeabi-v7a)	1m 1s
build (ubuntu-20.04, Release)	2m 25s
build-android (Release, x86_64)	58s
build (ubuntu-20.04, Debug)	3m 24s
build (windows-2019, Release)	9m 7s
build-android (Debug, arm64-v8a)	53s
build (windows-2019, Debug)	8m 36s
build-android (Debug, armeabi-v7a)	1m 9s
build (macos-13, Release)	3m 34s
build-android (Debug, x86_64)	53s
build (macos-13, Debug)	5m 3s
build (macos-14, Release)	2m 33s
build (macos-14, Debug)	3m 41s
	44m 18s

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