Bump sequelize from 6.19.2 to 6.29.0

Bumps [sequelize](https://github.com/sequelize/sequelize) from 6.19.2 to 6.29.0.
- [Release notes](https://github.com/sequelize/sequelize/releases)
- [Commits](sequelize/sequelize@v6.19.2...v6.29.0)

---
updated-dependencies:
- dependency-name: sequelize
  dependency-type: direct:development
...

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

package.json

@@ -90,7 +90,7 @@
     "react-monaco-editor": "^0.39.1",
     "reactjs-popup": "^1.5.0",
     "rimraf": "^3.0.2",
-    "sequelize": ">=6.3.5 <6.20.0",
+    "sequelize": ">=6.3.5 <6.30.0",
     "slonik": "^23.0.1",
     "source-map-support": "^0.5.19",
     "style-loader": "^1.2.1",