fix some more minor things

.github/workflows/run_openmc_tests.yml

@@ -1,5 +1,4 @@
-# This workflow will install Python dependencies, run tests and lint with a single version of Python
-# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
+# This workflow will install CAD_to_OpenMC and OpenMC and run neutronics on some geometries
 
 name: Run OpenMC-based tests
 
@@ -32,7 +31,6 @@ jobs:
         sudo apt-get update
         sudo apt-get -y install gcc cmake make build-essential cython3 libeigen3-dev libnetcdf-dev libnetcdf19 libnetcdf-mpi-dev libnetcdf-mpi-19 python3-netcdf4 libhdf5-103 libhdf5-cpp-103 libhdf5-dev python3-setuptools python3-build python3-pip libglu1-mesa
         pip install pytest
-
     - name: Build and install openmc
       run: |
         git clone --depth 1 https://github.com/openmsr/openmc_install_scripts