Bump fastapi from 0.68.1 to 0.70.0

Bumps [fastapi](https://github.com/tiangolo/fastapi) from 0.68.1 to 0.70.0.
- [Release notes](https://github.com/tiangolo/fastapi/releases)
- [Commits](https://github.com/tiangolo/fastapi/compare/0.68.1...0.70.0)

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

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

requirements.txt

@@ -32,7 +32,7 @@ python-rapidjson==1.4
 sdnotify==0.3.2
 
 # API Server
-fastapi==0.68.1
+fastapi==0.70.0
 uvicorn==0.15.0
 pyjwt==2.2.0
 aiofiles==0.7.0