Support custom `Sentry.runZoneGuarded` zone creation #1654

Job	Run time
android \| ubuntu-latest \| stable	57s
cancel-previous-workflow	3s
android \| ubuntu-latest \| beta	59s
linux \| ubuntu-latest \| stable	1m 23s
linux \| ubuntu-latest \| beta	1m 17s
ios \| macos-latest \| stable	1m 33s
macos \| macos-latest \| stable	1m 9s
windows \| windows-latest \| stable	2m 36s
analyze / analyze	1m 30s
analyze / cancel-previous-workflow	4s
analyze / package-analysis	1m 46s
	13m 17s

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