Bump pydantic from 2.9.2 to 2.11.9

Bumps [pydantic](https://github.com/pydantic/pydantic) from 2.9.2 to 2.11.9.
- [Release notes](https://github.com/pydantic/pydantic/releases)
- [Changelog](https://github.com/pydantic/pydantic/blob/v2.11.9/HISTORY.md)
- [Commits](pydantic/pydantic@v2.9.2...v2.11.9)

---
updated-dependencies:
- dependency-name: pydantic
  dependency-version: 2.11.9
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pyproject.toml

@@ -233,7 +233,7 @@ dependencies = [
     "phonenumbers >=8.12.48,<8.14",
     "posthog >=3.0.1,<4",
     "postmarker ==1.0",
-    "pydantic ==2.9.2",
+    "pydantic ==2.11.9",
     "python-multipart ==0.0.17",
     "pydantic-settings ==2.6.1",
     "pwdlib[argon2,bcrypt] ==0.2.1",