build(deps): bump semver and sequelize in /examples/simple

Bumps [semver](https://github.com/npm/node-semver) to 7.5.3 and updates ancestor dependency [sequelize](https://github.com/sequelize/sequelize). These dependencies need to be updated together.


Updates `semver` from 6.3.0 to 7.5.3
- [Release notes](https://github.com/npm/node-semver/releases)
- [Changelog](https://github.com/npm/node-semver/blob/main/CHANGELOG.md)
- [Commits](npm/node-semver@v6.3.0...v7.5.3)

Updates `sequelize` from 5.22.5 to 6.32.1
- [Release notes](https://github.com/sequelize/sequelize/releases)
- [Commits](sequelize/sequelize@v5.22.5...v6.32.1)

---
updated-dependencies:
- dependency-name: semver
  dependency-type: indirect
- dependency-name: sequelize
  dependency-type: direct:production
...

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

examples/simple/package.json

@@ -17,7 +17,7 @@
   "dependencies": {
     "body-parser": "^1.18.3",
     "express": "^4.16.4",
-    "sequelize": "^5.22.5",
+    "sequelize": "^6.32.1",
     "sequelize-typescript": "^1.0.0-alpha.9",
     "strong-error-handler": "^3.5.0"
   }