Bump httpx from 0.22.0 to 0.23.0

Bumps [httpx](https://github.com/encode/httpx) from 0.22.0 to 0.23.0.
- [Release notes](https://github.com/encode/httpx/releases)
- [Changelog](https://github.com/encode/httpx/blob/master/CHANGELOG.md)
- [Commits](encode/httpx@0.22.0...0.23.0)

---
updated-dependencies:
- dependency-name: httpx
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

poetry.lock

@@ -13,7 +13,7 @@ uvicorn = {extras = ["standard"], version = "^0.17.6"}
 motor = "^2.4.0"
 python-dotenv = "^0.19.2"
 pyjwt = "^2.4.0"
-httpx = "^0.22.0"
+httpx = "^0.23.0"
 gunicorn = "^20.1.0"
 pydantic = "^1.8.2"
 spectree = "^0.7.6"