test: add cache update

molecule/default/converge.yml

@@ -1,6 +1,8 @@
 ---
 - name: Converge
   hosts: all
+  roles:
+    - ansible-role-elasticsearch
   vars:
     elasticsearch_heap_size: 512m
     elasticsearch_index_templates:
@@ -13,10 +15,8 @@
         mappings:
           metrics:
             type: short
-  roles:
-    - ansible-role-elasticsearch
-#
-#  tasks:
-#    - name: "Include ansible-role-elasticsearch"
-#      include_role:
-#        name: "ansible-role-elasticsearch"
+
+  pre_tasks:
+    - name: update apt cache
+      ansible.builtin.apt:
+        update_cache: true