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

.github/workflows/ci.yml

@@ -41,10 +41,7 @@ jobs:
     strategy:
       matrix:
         include:
-          - distro: centos8
-            playbook: converge.yml
-            experimental: false
-          - distro: centos7
+          - distro: rockylinux9
             playbook: converge.yml
             experimental: false
           - distro: ubuntu2004
@@ -53,12 +50,8 @@ jobs:
           - distro: debian10
             playbook: converge.yml
             experimental: false
-          # Source install started failing recently.
-          # - distro: centos7
-          #   playbook: playbook-source-install.yml
-          #   experimental: false
 
-          - distro: centos7
+          - distro: rockylinux9
             playbook: playbook-snap-install.yml
             experimental: true
 

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