build(deps-dev): bump prettier from 2.2.1 to 2.3.1 (#276)

Author: dependabot[bot]

package-lock.json

@@ -64,7 +64,7 @@
     "husky": "^4.3.8",
     "jest": "^26.6.3",
     "lint-staged": "^11.0.0",
-    "prettier": "^2.2.1",
+    "prettier": "^2.3.1",
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",
     "socket.io-client": "^2.4.0",