test: skip flaky mUSD Conversion Happy Path E2E spec (#30153) #1334

Job	Run time
Expo dev build (main-dev-expo) / prepare	1m 30s
Expo dev build (main-dev-expo) / update-build-version	-1s
Expo dev build (main-dev-expo) / Setup Dependencies (android) / Setup Node Modules (android)	2m 54s
Expo dev build (main-dev-expo) / Setup Dependencies (ios) / Setup Node Modules (ios)	5m 9s
Expo dev build (main-dev-expo) / build (android)	13m 49s
Expo dev build (main-dev-expo) / build (ios)	27m 18s
Expo dev build (main-dev-expo) / Emit build metadata	20s
	50m 59s

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