Build

Use less modern C++ so that it compiles in Firefox #737

Job	Run time
build-android (Release, arm64-v8a)	1m 4s
check_format	20s
build-android (Release, armeabi-v7a)	1m 10s
build-android (Release, x86_64)	1m 0s
build-android (Debug, arm64-v8a)	1m 4s
build (ubuntu-20.04, Release)	2m 27s
build-android (Debug, armeabi-v7a)	47s
build (ubuntu-20.04, Debug)	3m 15s
build-android (Debug, x86_64)	36s
build (windows-2019, Release)	8m 2s
build (windows-2019, Debug)	8m 15s
build (macos-13, Release)	3m 47s
build (macos-13, Debug)	5m 8s
build (macos-14, Release)	2m 56s
build (macos-14, Debug)	3m 36s
	43m 27s

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