Bumps [bn.js](https://github.com/indutny/bn.js) from 4.12.0 to 4.12.3. - [Release notes](https://github.com/indutny/bn.js/releases) - [Changelog](https://github.com/indutny/bn.js/blob/master/CHANGELOG.md) - [Commits](https://github.com/indutny/bn.js/compare/v4.12.0...v4.12.3) --- updated-dependencies: - dependency-name: bn.js dependency-version: 4.12.3 dependency-type: indirect ... Signed-off-by: dependabot[bot] <support@github.com>