Update roles

roles/linux-system-roles.network/molecule/default/molecule.yml

@@ -1,26 +1,31 @@
+# SPDX-License-Identifier: MIT
 ---
 dependency:
   name: galaxy
 driver:
-  name: docker
-lint:
-  name: yamllint
-  options:
-    config-file: molecule/default/yamllint.yml
+  name: ${LSR_MOLECULE_DRIVER:-docker}
 platforms:
   - name: centos-6
-    image: linuxsystemroles/centos-6
-    privileged: true
-  - name: centos-7
-    image: linuxsystemroles/centos-7
+    image: registry.centos.org/centos:6
     volumes:
       - /sys/fs/cgroup:/sys/fs/cgroup:ro
     privileged: true
+    command: /sbin/init
+  - name: centos-7
+    image: registry.centos.org/centos/systemd:latest
+    volumes:
+      - /sys/fs/cgroup:/sys/fs/cgroup:ro
+    privileged: true
+    command: /usr/lib/systemd/systemd --system
+  - name: centos-8
+    image: registry.centos.org/centos:8
+    volumes:
+      - /sys/fs/cgroup:/sys/fs/cgroup:ro
+    privileged: true
+    command: /usr/lib/systemd/systemd --system
 provisioner:
   name: ansible
   log: true
-  lint:
-    name: ansible-lint
   playbooks:
     converge: ../../tests/tests_default.yml
 scenario:
@@ -32,7 +37,3 @@ scenario:
     - idempotence
     - check
     - destroy
-verifier:
-  name: testinfra
-  lint:
-    name: flake8