Bump sequelize from 5.22.3 to 6.3.4 Bumps [sequelize](https://github.com/sequelize/sequelize) from 5.22.3 to 6.3.4. - [Release notes](https://github.com/sequelize/sequelize/releases) - [Commits](https://github.com/sequelize/sequelize/compare/v5.22.3...v6.3.4) Signed-off-by: dependabot-preview[bot]