Drop support (and testing) of crio on ubuntu20

crun does not work on ubuntu20 for newer crio versions

Author: VannTen

roles/container-engine/cri-o/molecule/default/molecule.yml

@@ -1,8 +1,16 @@
 ---
 role_name_check: 1
 platforms:
-  - name: ubuntu20
-    cloud_image: ubuntu-2004
+  - name: ubuntu22
+    cloud_image: ubuntu-2204
+    vm_cpu_cores: 2
+    vm_memory: 1024
+    node_groups:
+      - kube_control_plane
+      - kube_node
+      - k8s_cluster
+  - name: ubuntu24
+    cloud_image: ubuntu-2404
     vm_cpu_cores: 2
     vm_memory: 1024
     node_groups: