message: Fix sideEffects flag
diff: {
  "name": "date-fns",
  "version": "DON'T CHANGE; IT'S SET AUTOMATICALLY DURING DEPLOYMENT; ALSO, USE YARN FOR DEVELOPMENT",
  - "side-effects": false,
  + "sideEffects": false,
  "contributors": [
  "Sasha Koss <koss@nocorp.me>",
  "Lesha Koss <regiusprod@gmail.com>"
  