Build

Use less modern C++ so that it compiles in Firefox #733

Job	Run time
build-android (Release, arm64-v8a)	1m 11s
build (ubuntu-20.04, Release)	2m 22s
build-android (Release, armeabi-v7a)	52s
build (ubuntu-20.04, Debug)	3m 35s
check_format	16s
build-android (Release, x86_64)	1m 6s
build (windows-2019, Release)	8m 37s
build-android (Debug, arm64-v8a)	54s
build-android (Debug, armeabi-v7a)	49s
build (windows-2019, Debug)	10m 11s
build-android (Debug, x86_64)	54s
build (macos-13, Release)	3m 41s
build (macos-13, Debug)	4m 45s
build (macos-14, Release)	3m 37s
build (macos-14, Debug)	3m 29s
	46m 19s

Provide feedback