Bump sanic from 21.9.3 to 23.12.1

Bumps [sanic](https://github.com/sanic-org/sanic) from 21.9.3 to 23.12.1.
- [Release notes](https://github.com/sanic-org/sanic/releases)
- [Commits](sanic-org/sanic@v21.9.3...v23.12.1)

---
updated-dependencies:
- dependency-name: sanic
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements.txt

@@ -1,4 +1,4 @@
-sanic==21.12.2
+sanic==23.12.1
 docker==7.0.0
 websockets==10.0
 requests==2.31.0