refactor: cleanup platform mocking #9407

Job	Run time
android \| ubuntu \| stable	6m 50s
android \| ubuntu \| beta	7m 37s
ios \| macos \| stable	4m 34s
cancel-previous-workflow	2s
ios \| macos \| beta	4m 5s
macos \| macos \| stable	5m 51s
pod-lint	1m 49s
macos \| macos \| beta	5m 47s
SPM (ios)	3m 59s
SPM (macos)	4m 25s
linux \| ubuntu \| stable	6m 44s
swift-lint	29s
linux \| ubuntu \| beta	5m 19s
detekt	11s
windows \| windows \| stable	11m 26s
windows \| windows \| beta	11m 24s
ktlint	17s
js \| ubuntu \| stable	4m 3s
js \| ubuntu \| beta	4m 37s
wasm \| ubuntu \| stable	2m 28s
wasm \| ubuntu \| beta	2m 47s
analyze / analyze	2m 25s
analyze / cancel-previous-workflow	1s
analyze / package-analysis	2m 40s
	1h 39m 50s

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