Fixup CI versions. Drop all older RHEL releases which are broken.

Author: geerlingguy

.github/workflows/ci.yml

@@ -47,7 +47,7 @@ jobs:
             playbook: converge.yml
           - distro: debian11
             playbook: converge.yml
-          - distro: rockylinux8
+          - distro: rockylinux9
             playbook: source-install.yml
           - distro: ubuntu2004
             playbook: source-install.yml

molecule/default/molecule.yml

@@ -8,7 +8,7 @@ driver:
   name: docker
 platforms:
   - name: instance
-    image: "geerlingguy/docker-${MOLECULE_DISTRO:-rockylinux8}-ansible:latest"
+    image: "geerlingguy/docker-${MOLECULE_DISTRO:-rockylinux9}-ansible:latest"
     command: ${MOLECULE_DOCKER_COMMAND:-""}
     volumes:
       - /sys/fs/cgroup:/sys/fs/cgroup:rw