docs(consensus): fix minor math comment in Turbine description. (#4691) #9422

Job	Run time
android (ubuntu-20.04, x86_64-linux-android)	2m 14s
ios (macos-13, aarch64-apple-ios)	2m 32s
android (ubuntu-20.04, aarch64-linux-android)	2m 23s
ios (macos-13, x86_64-apple-ios)	3m 26s
android (ubuntu-20.04, i686-linux-android)	2m 19s
ios (macos-13, aarch64-apple-darwin)	3m 44s
android (ubuntu-20.04, armv7-linux-androideabi)	2m 28s
ios (macos-13, x86_64-apple-darwin)	3m 35s
error_reporting	0s
	22m 41s

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