Update receive-from-github.js (#49195)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

* **Bug Fixes**
* Updated webhook sender classification to reflect the current list of
recognized bot and maintainer accounts.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Author: ireedy

website/api/controllers/webhooks/receive-from-github.js

@@ -82,7 +82,6 @@ module.exports = {
       'alexmitchelliii',
       'sampfluger88',
       'ireedy',
-      'mostlikelee',
       'AnthonySnyder8',
       'getvictor',
       'pintomi1989',