Bump node-abi from 2.11.0 to 2.15.0

Bumps [node-abi](https://github.com/lgeiger/node-abi) from 2.11.0 to 2.15.0.
- [Release notes](https://github.com/lgeiger/node-abi/releases)
- [Commits](electron/node-abi@v2.11.0...v2.15.0)

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

Author: dependabot-preview[bot]