Bump httpx from 0.24.1 to 0.27.0

Bumps [httpx](https://github.com/encode/httpx) from 0.24.1 to 0.27.0.
- [Release notes](https://github.com/encode/httpx/releases)
- [Changelog](https://github.com/encode/httpx/blob/master/CHANGELOG.md)
- [Commits](encode/httpx@0.24.1...0.27.0)

---
updated-dependencies:
- dependency-name: httpx
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pyproject.toml

@@ -35,7 +35,7 @@ langchain-experimental = "0.0.55"
 backoff = "2.2.1"
 toml = "*"
 pypdf = "4.1.0"
-httpx = "0.24.1"
+httpx = "0.27.0"
 ratelimit = "2.2.1"
 loguru = "0.7.2"
 pydantic = "2.6.4"