Update httpcore to 1.0.5

[pyup-bot]

This PR updates httpcore from 1.0.2 to 1.0.5.

Changelog

1.0.5

- Handle `EndOfStream` exception for anyio backend. (899)
- Allow trio `0.25.*` series in package dependancies. (903)

1.0.4

- Add `target` request extension. (888)
- Fix support for connection `Upgrade` and `CONNECT` when some data in the stream has been read. (882)

1.0.3

- Fix support for async cancellations. (880)
- Fix trace extension when used with socks proxy. (849)
- Fix SSL context for connections using the "wss" scheme (869)

Links

• PyPI: https://pypi.org/project/httpcore
• Changelog: https://data.safetycli.com/changelogs/httpcore/