Clean up Narratio review findings

tests/verify-config.yml

@@ -30,6 +30,7 @@
           - narratio_pipeline.render.enabled == false
           - narratio_pipeline.render.include_metadata == false
           - narratio_pipeline.scriptorium.artifacts.disabled_fixture.enabled == false
+          - narratio_pipeline.scriptorium.artifacts.additional_disabled_fixture.enabled == false
           - "'configkit' not in narratio_pipeline"
           - "'storage' not in narratio_pipeline"
           - "'normalize' not in narratio_pipeline"
@@ -38,11 +39,9 @@
 
     - name: Validate the representative pipeline as the Narratio account
       become: true
+      become_user: narratio
       ansible.builtin.command:
         argv:
-          - /usr/bin/sudo
-          - -u
-          - narratio
           - /usr/local/bin/narratio
           - config
           - validate