Bump httpx from 0.20.0 to 0.23.0

Bumps [httpx](https://github.com/encode/httpx) from 0.20.0 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@0.20.0...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

@@ -12,7 +12,7 @@ strawberry-graphql = "*"
 pydantic = {version = "*", optional = true}
 boto3 = "^1.17.39"
 sentry-sdk = "^1.1.0"
-httpx = "^0.20.0"
+httpx = ">=0.20,<0.24"
 
 [tool.poetry.dev-dependencies]
 ward = "^0.65.0b0"