add matplotlib and h5py installation in the test workflow

Author: kparasch

.github/workflows/tests.yml

@@ -31,6 +31,8 @@ jobs:
         pip install scipy
         pip install pydantic
         pip install accelerator-toolbox
+        pip install matplotlib
+        pip install h5py
         pip install pyaml
         pip install flake8 pytest
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi