Bumps [lodash](https://github.com/lodash/lodash) from 4.17.15 to 4.17.21.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](https://github.com/lodash/lodash/compare/4.17.15...4.17.21)

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

• Commit a33bfec
• #8: Bump lodash from 4.17.15 to 4.17.21
• Branch master

dependabot[bot] authored GitHub committed