py-async-timeout: updated to 4.0.1

4.0.1 (2121-11-10)

Fix regression:

Don't raise TimeoutError from timeout object that doesn't enter into async context manager
Use call_soon() for raising TimeoutError if deadline is reached on entering into async context manager

Make Timeout class available in __all__.

4.0.0 (2021-11-01)

Implemented timeout_at(deadline)
Supported timeout.deadline and timeout.expired properties.
Dropped timeout.remaining property: it can be calculated as timeout.deadline - loop.time()
Dropped timeout.timeout property that returns a relative timeout based on the timeout object creation time; the absolute timeout.deadline should be used instead.
Added the deadline modification methods: timeout.reject(), timeout.shift(delay), timeout.update(deadline).
Deprecated synchronous context manager usage

(adam)