Make the existing playbooks pass the new checks

Strip trailing whitespace and blank lines, name the getent tasks, and fix Jinja spacing.

hugo/playbook.yaml

@@ -36,4 +36,4 @@
         - name: Configure Gitea integration
           lineinfile:
             path: "{{ host_directory }}/config.toml"
-            line: 'theme = "decap"'
+            line: 'theme = "decap"'