Remove old onboarding (#4224)

* Hardcode onboarding_v2 to true, rm dead code

* Rm initialState, use initialStateReduced

* Rm dead code

* Drop *reduced prefix in code

* Prettier

src/screens/Onboarding/StepProfile/index.tsx

@@ -92,11 +92,7 @@ export function StepProfile() {
   }, [track])
 
   React.useEffect(() => {
-    // We have an experiment running for redueced onboarding, where this screen shows up as the first in onboarding.
-    // We only want to request permissions when that gate is actually active to prevent pollution
-    if (gate('reduced_onboarding_and_home_algo_v2')) {
-      requestNotificationsPermission('StartOnboarding')
-    }
+    requestNotificationsPermission('StartOnboarding')
   }, [gate, requestNotificationsPermission])
 
   const openPicker = React.useCallback(