Bump httpcore from 1.0.4 to 1.0.5 in /it/python

Bumps [httpcore](https://github.com/encode/httpcore) from 1.0.4 to 1.0.5.
- [Release notes](https://github.com/encode/httpcore/releases)
- [Changelog](https://github.com/encode/httpcore/blob/master/CHANGELOG.md)
- [Commits](encode/httpcore@1.0.4...1.0.5)

---
updated-dependencies:
- dependency-name: httpcore
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

it/python/requirements-dev.txt

@@ -92,7 +92,7 @@ h2==4.1.0
 
 hpack==4.0.0 ; python_full_version >= '3.6.1'
 
-httpcore==1.0.4 ; python_version >= '3.7'
+httpcore==1.0.5 ; python_version >= '3.7'
 
 httpx[http2]==0.27.0