Rename and update paths for firewalld test files.

Moved firewalld-related files out of the tests directory for better organization. Updated file paths in the Dockerfile accordingly to ensure functionality remains intact.

.github/workflows/test-firewalld.yml

@@ -16,6 +16,10 @@ jobs:
     - name: Checkout repository
       uses: actions/checkout@v2
 
+    - name: Set up Docker
+      run: |
+        docker run --detach --privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:rw --cgroupns=host eniocarboni/docker-rockylinux-systemd:latest
+
     - name: Build Docker image
       run: |
         docker build -t my-firewalld-image -f firewalld.Dockerfile .