Bump iminuit from 2.24.0 to 2.25.2

Bumps [iminuit](https://github.com/scikit-hep/iminuit) from 2.24.0 to 2.25.2.
- [Release notes](https://github.com/scikit-hep/iminuit/releases)
- [Changelog](https://github.com/scikit-hep/iminuit/blob/develop/doc/changelog.rst)
- [Commits](scikit-hep/iminuit@v2.24.0...v2.25.2)

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

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

requirements.txt

@@ -6,4 +6,4 @@ wimprates==0.5.0
 tqdm==4.66.1
 tensorflow==2.13.0
 tensorflow_probability==0.21.0
-iminuit==2.24.0
+iminuit==2.25.2