Log Message:
py-httpcore: updated to 0.17.1

0.17.1 (May 17th, 2023)

- If 'retries' is set, then allow retries if an SSL handshake error occurs.
- Improve correctness of tracebacks on network exceptions, by raising properly \ 
chained exceptions.
- Prevent connection-hanging behaviour when HTTP/2 connections are closed by a \ 
server-sent 'GoAway' frame.
- Fix edge-case exception when removing requests from the connection pool.
- Fix pool timeout edge-case.