fix: GHSA-hjrf-2m68-5959 (#66)

This PR updates the version of `jsonwebtoken` used in order to resolve `CVE-2022-23541`.

See the link below for more details.

GHSA-hjrf-2m68-5959

Author: ajschmidt8

package-lock.json

@@ -35,7 +35,7 @@
   },
   "license": "MIT",
   "dependencies": {
-    "jsonwebtoken": "^8.5.1"
+    "jsonwebtoken": "^9.0.0"
   },
   "devDependencies": {
     "ava": "^5.1.0",