Bump h11 in /circleci/images/stylechecker/files/etc

Bumps [h11](https://github.com/python-hyper/h11) from 0.12.0 to 0.16.0.
- [Commits](python-hyper/h11@v0.12.0...v0.16.0)

---
updated-dependencies:
- dependency-name: h11
  dependency-version: 0.16.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

circleci/images/stylechecker/files/etc/requirements.txt

@@ -30,7 +30,7 @@ exceptiongroup==1.2.0; python_version < '3.11'
 execnet==2.0.2; python_version >= '3.7'
 filelock==3.13.1; python_version >= '3.8'
 flask==2.0.3; python_version >= '3.6'
-h11==0.12.0; python_version >= '3.6'
+h11==0.16.0; python_version >= '3.6'
 h2==4.1.0; python_full_version >= '3.6.1'
 hpack==4.0.0; python_full_version >= '3.6.1'
 hyperframe==6.0.1; python_full_version >= '3.6.1'