added min version requirement for kerncraft in GHA

.github/workflows/test-n-publish.yml

@@ -22,8 +22,7 @@ jobs:
         python -m pip install bs4
         sudo apt-get -y install graphviz libgraphviz-dev pkg-config
         python -m pip install pygraphviz
-        #python -m pip install kerncraft
-        python -m pip install git+https://github.com/RRZE-HPC/kerncraft.git@InstrucForm
+        python -m pip install "kerncraft>=0.8.16"
         python -m pip install -e .
     - name: Test
       run: |