docs: Improve command reference page

docs/layouts/section/commands.html

@@ -1,9 +1,12 @@
 {{ partial "header.html" . }}
 <h1>Hugo Commands</h1>
-<p>This is an autogenerated and up-to-date (thanks to <a href="https://github.com/spf13/cobra">Cobra</a>) documentation for all the CLI commands in Hugo.</p>
+<p>Hugo’s CLI (command line interface) commands are listed here.
+This autogenerated list is always up to date (thanks to
+    <a href="https://github.com/spf13/cobra">Cobra</a>).
+</p>
 <ul>
-{{ range .Data.Pages }}
+{{- range .Data.Pages }}
-<li><a href="{{ .URL }}">{{ .Title }}</a></li>
+    <li><a href="{{ .URL }}">{{ .Title }}</a></li>
-{{ end }}
+{{- end }}
 </ul>
 {{ partial "footer.html" . }}