Bump nan from 2.13.2 to 2.14.0
Bump nan from 2.13.2 to 2.14.0

Bumps [nan](https://github.com/nodejs/nan) from 2.13.2 to 2.14.0.
- [Release notes](https://github.com/nodejs/nan/releases)
- [Changelog](https://github.com/nodejs/nan/blob/master/CHANGELOG.md)
- [Commits](https://github.com/nodejs/nan/compare/v2.13.2...v2.14.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
justinlatimer/node-midi,justinlatimer/node-midi,Cycling74/node-midi,Cycling74/node-midi,justinlatimer/node-midi,Cycling74/node-midi,Cycling74/node-midi,Cycling74/node-midi,Cycling74/node-midi