build(deps): bump datamodel-code-generator[http] from 0.25.3 to 0.26.4

Bumps [datamodel-code-generator[http]](https://github.com/koxudaxi/datamodel-code-generator) from 0.25.3 to 0.26.4.
- [Release notes](https://github.com/koxudaxi/datamodel-code-generator/releases)
- [Commits](koxudaxi/datamodel-code-generator@0.25.3...0.26.4)

---
updated-dependencies:
- dependency-name: datamodel-code-generator[http]
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

setup.cfg

@@ -34,7 +34,7 @@ install_requires =
     furl
     pydantic[email]>=2.0.0
     python-dotenv>=0.10.4
-    datamodel-code-generator[http] == 0.25.3
+    datamodel-code-generator[http] == 0.26.4
     python-frontmatter
     pywin32 >= 1.0;platform_system=='Windows'
     defusedxml