Bump h11 in /end-to-end-use-cases/whatsapp_llama_4_bot

Bumps [h11](https://github.com/python-hyper/h11) from 0.14.0 to 0.16.0.
- [Commits](python-hyper/h11@v0.14.0...v0.16.0)

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

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

Author: dependabot[bot]

end-to-end-use-cases/whatsapp_llama_4_bot/requirements.txt

@@ -17,7 +17,7 @@ fastapi==0.115.12
 filelock==3.18.0
 frozenlist==1.5.0
 groq==0.22.0
-h11==0.14.0
+h11==0.16.0
 httpcore==1.0.8
 httpx==0.28.1
 idna==3.10