ci: skip smart E2E selection for PRs targeting stable branch (#30247) #1403

Job	Run time
Expo dev build (main-dev-expo) / prepare	1m 31s
Expo dev build (main-dev-expo) / update-build-version	0s
Expo dev build (main-dev-expo) / Setup Dependencies (android) / Setup Node Modules (android)	3m 14s
Expo dev build (main-dev-expo) / Setup Dependencies (ios) / Setup Node Modules (ios)	3m 58s
Expo dev build (main-dev-expo) / build (android)	15m 30s
Expo dev build (main-dev-expo) / build (ios)	25m 39s
Expo dev build (main-dev-expo) / Emit build metadata	22s
	50m 14s

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