fix: upgrade superjson from 1.12.4 to 1.13.1 (#373)

Snyk has created this PR to upgrade superjson from 1.12.4 to 1.13.1.

See this package in npm:
https://www.npmjs.com/package/superjson

See this project in Snyk:
https://app.snyk.io/org/nialljoemaher/project/8ac19f6c-c7f2-4720-acd1-09701979877c?utm_source=github&utm_medium=referral&page=upgrade-pr

Co-authored-by: snyk-bot <snyk-bot@snyk.io>

Author: NiallJoeMaher

package-lock.json

@@ -61,7 +61,7 @@
     "slate-react": "^0.97.2",
     "slate-serializers": "^0.4.1",
     "styled-components": "^5.3.11",
-    "superjson": "^1.12.4",
+    "superjson": "^1.13.1",
     "zod": "^3.21.4"
   },
   "devDependencies": {