Readd pytest and testinfra again

Author: grisu48

.github/workflows/CI.yml

@@ -38,7 +38,7 @@ jobs:
       - name: Install ansible collections
         run: ansible-galaxy collection install community.general
       - name: Install molecule
-        run: "pip3 install molecule molecule-plugins[podman]"
+        run: "pip3 install molecule molecule-plugins[podman] pytest testinfra"
       - name: Run Molecule
         run: molecule test
         env: