test: fix test-readline-interface · nodejs/node@8dfc283

test: fix test-readline-interface

Previous unit test delay is too short for parallel test on raspberry pi, it will fail sometimes. This PR use common.platformTimeout and widen the time gap. PR-URL: #14677 Ref: #14674 Reviewed-By: Refael Ackermann <refack@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com>

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