ci: Fix flaky flush test (#5824) #14

Job	Run time
Sentry/HybridSDK	1m 39s
Sentry static ios	3m 9s
Sentry dynamic macos	3m 25s
Sentry static tvos	2m 9s
Sentry static macos	2m 10s
Sentry dynamic watchos	2m 8s
Sentry static watchos	3m 39s
Sentry dynamic tvos	2m 5s
SentrySwiftUI dynamic tvos	1m 1s
SentrySwiftUI static tvos	1m 23s
SentrySwiftUI static ios	1m 42s
SentrySwiftUI dynamic macos	1m 23s
SentrySwiftUI dynamic ios	1m 17s
SentrySwiftUI dynamic watchos	1m 27s
SentrySwiftUI static macos	1m 18s
Sentry dynamic ios	2m 19s
SentrySwiftUI static watchos	1m 42s
	33m 56s

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