Bump nodeunit from 0.11.2 to 0.11.3

Bumps [nodeunit](https://github.com/caolan/nodeunit) from 0.11.2 to 0.11.3.
- [Release notes](https://github.com/caolan/nodeunit/releases)
- [Commits](caolan/nodeunit@0.11.2...0.11.3)

Signed-off-by: dependabot[bot] <support@dependabot.com>