Bump twitch-auth from 4.6.0 to 4.6.5 in /node

Bumps [twitch-auth](https://github.com/d-fischer/twitch/tree/HEAD/packages/twitch-auth) from 4.6.0 to 4.6.5.
- [Release notes](https://github.com/d-fischer/twitch/releases)
- [Commits](https://github.com/d-fischer/twitch/commits/v4.6.5/packages/twitch-auth)

---
updated-dependencies:
- dependency-name: twitch-auth
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

node/package.json

@@ -37,14 +37,14 @@
         "public-ip": "4.0.4",
         "timezonecomplete": "5.12.4",
         "twitch": "4.6.0",
-        "twitch-auth": "4.6.0",
+        "twitch-auth": "4.6.5",
         "twitch-chat-client": "4.6.5",
-        "twitch-pubsub-client": "4.6.0",
+        "twitch-pubsub-client": "4.6.5",
         "twitch-webhooks": "4.6.5",
         "tzdata": "1.0.25"
     },
     "devDependencies": {
-        "@babel/core": "7.14.6",
+        "@babel/core": "7.15.0",
         "@babel/eslint-parser": "7.15.0",
         "@types/express": "4.17.13",
         "@types/generic-pool": "3.1.10",