Bump httpx from 0.24.1 to 0.25.0

Bumps [httpx](https://github.com/encode/httpx) from 0.24.1 to 0.25.0.
- [Release notes](https://github.com/encode/httpx/releases)
- [Changelog](https://github.com/encode/httpx/blob/master/CHANGELOG.md)
- [Commits](encode/httpx@0.24.1...0.25.0)

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

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

requirements-dev.txt

@@ -9,7 +9,7 @@ aiohttp==3.8.5
 async-timeout==4.0.2;python_version<"3.11"
 yarl==1.9.2
 multidict==6.0.4
-httpx==0.24.1
+httpx==0.25.0
 prometheus-client==0.17.1
 opentelemetry-api>=1.19
 opentelemetry-semantic-conventions