Stricter error catching for fwupdmgr.

Ansible/update.yaml

@@ -28,7 +28,8 @@
           command: fwupdmgr --assume-yes update
           register: fwupdmgr
           changed_when: fwupdmgr.stdout_lines|length > 0
-          ignore_errors: true
+          # yamllint disable rule:line-length
+          failed_when: fwupdmgr.rc not in [0, 2] and "No updatable devices" not in fwupdmgr.stderr_lines
 
         - name: Gather package facts
           package_facts: