Bump sequelize from 6.30.0 to 6.31.0

Bumps [sequelize](https://github.com/sequelize/sequelize) from 6.30.0 to 6.31.0.
- [Release notes](https://github.com/sequelize/sequelize/releases)
- [Commits](https://github.com/sequelize/sequelize/compare/v6.30.0...v6.31.0)

---
updated-dependencies:
- dependency-name: sequelize
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -14,7 +14,7 @@
     "joi": "^17.9.1",
     "jsonwebtoken": "^9.0.0",
     "mysql2": "^3.2.0",
-    "sequelize": "^6.30.0",
+    "sequelize": "^6.31.0",
     "sqlite3": "^5.1.6",
     "uuid": "^9.0.0"
   },