Bump jaxtyping from 0.2.38 to 0.3.1 (#590)

Bumps [jaxtyping](https://github.com/google/jaxtyping) from 0.2.38 to 0.3.1.
- [Release notes](https://github.com/google/jaxtyping/releases)
- [Commits](patrick-kidger/jaxtyping@v0.2.38...v0.3.1)

---
updated-dependencies:
- dependency-name: jaxtyping
  dependency-version: 0.3.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Walter Simson <walter.a.simson@gmail.com>

Author: dependabot[bot]

pyproject.toml

@@ -31,7 +31,7 @@ dependencies = [
     "numpy>=1.22.2,<2.3.0",
     "matplotlib==3.10.1",
     "beartype==0.20.2",
-    "jaxtyping==0.2.38",
+    "jaxtyping==0.3.1",
     "deprecated>=1.2.14"
 ]