fix(deps): bump sequelize from 6.7.0 to 6.8.0

Bumps [sequelize](https://github.com/sequelize/sequelize) from 6.7.0 to 6.8.0.
- [Release notes](https://github.com/sequelize/sequelize/releases)
- [Commits](sequelize/sequelize@v6.7.0...v6.8.0)

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

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -20,7 +20,7 @@
     "lodash": "4.17.21",
     "modern-logger": "1.5.86",
     "node-lifx": "0.8.0",
-    "sequelize": "6.7.0",
+    "sequelize": "6.8.0",
     "serverful": "1.4.90",
     "sqlite3": "5.0.2"
   },