Merge pull request #669 from European-XFEL/dependabot/pip/dot-github/dependabot/h5py-lt-3.16.0

Update h5py requirement from <3.15.0 to <3.16.0 in /.github/dependabot

Author: takluyver

.github/dependabot/constraints.txt

@@ -1,6 +1,6 @@
 cloudpickle<=3.1.1
 coverage==7.10.7
-h5py<3.15.0
+h5py<3.16.0
 karabo-bridge==0.7.0
 msgpack<=1.1.2
 msgpack-numpy==0.4.8