Update h5py requirement in /src/bindings/python

Updates the requirements on [h5py](https://github.com/h5py/h5py) to permit the latest version.
- [Release notes](https://github.com/h5py/h5py/releases)
- [Changelog](https://github.com/h5py/h5py/blob/master/docs/release_guide.rst)
- [Commits](h5py/h5py@3.1.0...3.15.0)

---
updated-dependencies:
- dependency-name: h5py
  dependency-version: 3.15.0
  dependency-type: direct:production
...

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Author: dependabot[bot]

src/bindings/python/constraints.txt

@@ -17,7 +17,7 @@ patchelf<=0.17.2.1
 packaging>=22.0
 
 # Frontends
-h5py>=3.1.0,<3.14.0
+h5py>=3.1.0,<3.16.0
 docopt~=0.6.2
 paddlepaddle==2.6.2
 tensorflow>=1.15.5,<2.18.0