chore(deps): update yarn to v4.13.0 (#85)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -2,7 +2,7 @@
   "name": "contribfest",
   "version": "0.1.0",
   "private": true,
-  "packageManager": "yarn@4.12.0",
+  "packageManager": "yarn@4.13.0",
   "scripts": {
     "dev": "next dev",
     "build": "next build",