Bump polyfactory from 2.20.0 to 2.22.1

Bumps [polyfactory](https://github.com/litestar-org/polyfactory) from 2.20.0 to 2.22.1.
- [Release notes](https://github.com/litestar-org/polyfactory/releases)
- [Changelog](https://github.com/litestar-org/polyfactory/blob/main/docs/changelog.rst)
- [Commits](litestar-org/polyfactory@v2.20.0...v2.22.1)

---
updated-dependencies:
- dependency-name: polyfactory
  dependency-version: 2.22.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pyproject.toml

@@ -27,7 +27,7 @@ dynamic = ["version"]
 dev = [
     "anyio",
     "faker",
-    "polyfactory==2.20.0",
+    "polyfactory==2.22.1",
     "pydantic-settings",
     "pytest-cov",
     "pytest",