build(deps-dev): bump electron from 6.0.6 to 6.0.7
Bumps [electron](https://github.com/electron/electron) from 6.0.6 to 6.0.7.
- [Release notes](https://github.com/electron/electron/releases)
- [Commits](https://github.com/electron/electron/compare/v6.0.6...v6.0.7)
Signed-off-by: dependabot-preview[bot] <support@dependabot.com>