Remove now unused @octokit/rest

Author: eps1lon

package.json

@@ -27,7 +27,6 @@
     "build": "yarn --cwd website build"
   },
   "dependencies": {
-    "@octokit/rest": "^16.43.1",
     "front-matter": "^4.0.2",
     "markdown-toc": "^1.2.0",
     "yargs": "^17.5.1"