Merge pull request #592 from tskit-dev/dependabot/pip/requirements/CI-tests-conda/h5py-lt-3.4

Update h5py requirement from <3.2 to <3.4 in /requirements/CI-tests-conda

Author: mergify[bot]

requirements/CI-tests-conda/requirements.txt

@@ -2,4 +2,4 @@ lmdb==0.9.24
 msprime==1.0.2
 python-lmdb==0.96
 zarr==2.10.1
-h5py<3.2
+h5py<3.4