fix: upgrade mongoose from 6.2.7 to 6.2.8 (#574)

Snyk has created this PR to upgrade mongoose from 6.2.7 to 6.2.8.

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

See this project in Snyk:
https://app.snyk.io/org/lukemnet/project/7864f1f6-7ebc-4c73-98b0-a7c95a78361f?utm_source=github&utm_medium=referral&page=upgrade-pr

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

package.json

@@ -52,7 +52,7 @@
     "fastify-redis": "4.3.3",
     "fastify-redis-mock": "1.1.0",
     "fastify-twitch-ebs-tools": "2.0.6",
-    "mongoose": "6.2.7",
+    "mongoose": "6.2.8",
     "starcraft2-api": "2.2.1",
     "jest": "27.5.1",
     "npm-parallel": "2.0.1",