test: cockpit-composer is deprecated, so use storaged for test

Author: richm

tests/tests_packages_full.yml

@@ -38,7 +38,7 @@
             msg: "{{ __extra_pkg }} is not installed"
           when: __extra_pkg not in ansible_facts.packages
           vars:
-            __extra_pkg: "{{ 'cockpit-composer'
+            __extra_pkg: "{{ 'cockpit-storaged'
               if ansible_facts['os_family'] == 'RedHat'
               else 'cockpit-machines' }}"