Incorrect copyright header

[quidity]

pywebsocket3/mod_pywebsocket/websocket_server.py

Line 1 in 89c9228

# Copyright 202, Google Inc.

I notice this copyright header has 202 as the year, this is likely a mistake.

[ricea]

Thanks!

@quasi-mod could you look at this when you have time?

[quasi-mod]

Fixed on PR #5
Thank you!