[Fix]Demo stats formula for publishing bitrate #2521

Job	Run time
Test SwiftUI (Debug)	10m 37s
Test UIKit (Debug)	9m 2s
Test LLC (Debug)	23m 29s
Automated Code Review	14m 40s
Build Test App and Frameworks	9m 55s
Build SDKs (Xcode 15.0)	49m 59s
Build Demo Apps	9m 5s
Launch Allure TestOps	35s
Test E2E UI (Debug) (0)	11m 34s
Test E2E UI (Debug) (1)	7m 56s
	2h 26m 52s

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