Don't show error dialog when broadcast stops without error (Obj-C bridge) #612

Job	Run time
run (macos-13, 14.2, iOS Simulator,OS=17.2,name=iPhone 14 Pro)	21m 9s
run (macos-13, 14.2, iOS Simulator,OS=17.2,name=iPhone 14 Pro)	1m 27s
run (macos-13, 14.2, macOS)	4m 46s
run (macos-13, 14.2, macOS)	1m 24s
run (macos-13, 14.2, macOS,variant=Mac Catalyst)	2m 25s
run (macos-13, 14.2, macOS,variant=Mac Catalyst)	1m 25s
run (macos-14, 15.4, iOS Simulator,OS=17.5,name=iPhone 15 Pro)	6m 47s
run (macos-14, 15.4, iOS Simulator,OS=17.5,name=iPhone 15 Pro)	1m 26s
run (macos-14, 15.4, macOS)	5m 5s
run (macos-14, 15.4, macOS)	1m 27s
run (macos-14, 15.4, macOS,variant=Mac Catalyst)	1m 32s
run (macos-14, 15.4, macOS,variant=Mac Catalyst)	1s
run (macos-14, 15.4, visionOS Simulator,name=Apple Vision Pro)	3m 54s
run (macos-14, 15.4, visionOS Simulator,name=Apple Vision Pro)	1s
run (macos-14, 15.4, tvOS Simulator,name=Apple TV)	6m 24s
run (macos-14, 15.4, tvOS Simulator,name=Apple TV)	1s
run (macos-15, 16.1, iOS Simulator,OS=18.1,name=iPhone 16 Pro)	6m 43s
run (macos-15, 16.1, iOS Simulator,OS=18.1,name=iPhone 16 Pro)	1s
run (macos-15, 16.1, macOS)	4m 13s
run (macos-15, 16.1, macOS)	1s
run (macos-15, 16.1, macOS,variant=Mac Catalyst)	1m 46s
run (macos-15, 16.1, macOS,variant=Mac Catalyst)	1s
	1h 11m 59s

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