When there are at least 2 timers set by setInterval whose callback
execution are longer than interval, the eventloop will be blocked.
This commit fix the above bug.
PR-URL: https://github.com/nodejs/node/pull/15072
Fixes: https://github.com/nodejs/node/issues/15068
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: James M Snell <jasnell@gmail.com>
