House keeping (#509)

* update prettier * remove Travis --------- Co-authored-by: 5saviahv <5saviahv@users.noreply.github.com>

Author: 5saviahv

.travis.yml

@@ -42,7 +42,7 @@
  "devDependencies": {
  "chai": "^4.3.4",
  "mocha": "^10.2.0",
- "prettier": "^2.2.1",
+ "prettier": "^3.3.2",
  "rimraf": "^3.0.2"
  }
 }