Summary:
Resolve#18333
CLI should ask users for params only once and waiting for response while linking plugin
Ran the `link` commands for iOS and Android and confirmed that params requested only once.
[CLI][FEATURE][local-cli/link/link.js] - Requesting link params only once for all platforms
Closes https://github.com/facebook/react-native/pull/18349
Differential Revision: D7342181
Pulled By: hramos
fbshipit-source-id: a10f0f7f2170f067d78b30e5a5221634b77da577