fix: upgrade jose from 4.6.0 to 4.13.1 (#201)

Snyk has created this PR to upgrade jose from 4.6.0 to 4.13.1.

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

See this project in Snyk:
https://app.snyk.io/org/julianna-lak/project/8f35f1a6-68bc-4024-a416-cd6df75a3e06?utm_source=github&utm_medium=referral&page=upgrade-pr

Co-authored-by: snyk-bot <snyk-bot@snyk.io>
Co-authored-by: Maxwell Gerber <max@stytch.com>

package.json

@@ -51,7 +51,7 @@
   },
   "dependencies": {
     "isomorphic-unfetch": "^3.1.0",
-    "jose": "^4.6.0"
+    "jose": "^4.13.1"
   },
   "eslintConfig": {
     "extends": "airbnb",