deps: update httptools requirement from >=0.6 to >=0.7.1

Updates the requirements on [httptools](https://github.com/MagicStack/httptools) to permit the latest version.
- [Release notes](https://github.com/MagicStack/httptools/releases)
- [Commits](MagicStack/httptools@v0.6.0...v0.7.1)

---
updated-dependencies:
- dependency-name: httptools
  dependency-version: 0.7.1
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements-worker.txt

@@ -1,7 +1,7 @@
 fastapi>=0.115
 uvicorn>=0.34
 uvloop>=0.22.1
-httptools>=0.6
+httptools>=0.7.1
 docker>=7.1.0
 httpx>=0.28
 pyyaml>=6.0.3

requirements.txt

@@ -1,7 +1,7 @@
 fastapi>=0.115
 uvicorn>=0.34
 uvloop>=0.22.1
-httptools>=0.6
+httptools>=0.7.1
 jinja2>=3.1
 pyyaml>=6.0.3
 aiosqlite>=0.20