remove eventlet: deprecated, maintenance mode only

Project is on "life support" with no new feature development.
Compatibility issues with Python 3.10+. Use gevent instead.

Co-Authored-By: Claude Opus 4.5 <[email protected]>

Author: vinta

README.md

@@ -150,7 +150,6 @@ Inspired by [awesome-php](https://github.com/ziadoz/awesome-php).
 * [asyncio](https://docs.python.org/3/library/asyncio.html) - (Python standard library) Asynchronous I/O, event loop, coroutines and tasks.
     - [awesome-asyncio](https://github.com/timofurrer/awesome-asyncio)
 * [concurrent.futures](https://docs.python.org/3/library/concurrent.futures.html) - (Python standard library) A high-level interface for asynchronously executing callables.
-* [eventlet](https://github.com/eventlet/eventlet) - Asynchronous framework with WSGI support.
 * [gevent](https://github.com/gevent/gevent) - A coroutine-based Python networking library that uses [greenlet](https://github.com/python-greenlet/greenlet).
 * [multiprocessing](https://docs.python.org/3/library/multiprocessing.html) - (Python standard library) Process-based parallelism.
 * [trio](https://github.com/python-trio/trio) - A friendly library for async concurrency and I/O.