Add github token auth (#2481)

Author: htunnicliff

docs/scripts/update-contributors.js

@@ -243,12 +243,17 @@ async function fetchUserInfo(username, retryCount = 0) {
     throw new Error(`Hit max retries (${MAX_RETRIES}) for fetching user ${username}`);
   }
 
-  const res = await fetch(`https://api.github.com/users/${username}`, {
+  const request = new Request(`https://api.github.com/users/${username}`, {
     headers: {
       Accept: "application/vnd.github+json",
       "X-GitHub-Api-Version": "2022-11-28",
     },
   });
+  if (process.env.GITHUB_TOKEN) {
+    request.headers.set("Authorization", `Bearer ${process.env.GITHUB_TOKEN}`);
+  }
+
+  const res = await fetch(request);
 
   if (!res.ok) {
     const retryAfter = res.headers.get("retry-after"); // seconds