Add the manifest-tool so that we can create manifest list for multi arch

Signed-off-by: Clement Verna <cverna@tutanota.com>

playbooks/groups/releng-compose.yml

@@ -90,6 +90,12 @@
     tags:
     - containerrebuild
 
+  - name: install manifest-tool to generate the multi arch manifest list
+    package:
+      name: manifest-tool
+      state: latest
+    when: ansible_architecture == "x86_64"
+
   - name: install docker for container management
     package:
       name: docker