minor #2043 [Doc] fix some comments in component defer part (Nek-)

This PR was merged into the 2.x branch.

Discussion
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[Doc] fix some comments in component defer part

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no <!-- please update src/**/CHANGELOG.md files -->
| Issues        | none
| License       | MIT

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Commits
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3c0e1ca [Doc] fix some comments in component defer part

src/LiveComponent/doc/index.rst

@@ -2311,12 +2311,12 @@ the page has loaded. To do this, add a ``loading="defer"`` attribute:
 
 .. code-block:: html+twig
 
-    {# With the component function #}
+    {# With the HTML syntax #}
     <twig:SomeHeavyComponent loading="defer" />
 
 .. code-block:: twig
 
-    {# With the HTML syntax #}
+    {# With the component function #}
     {{ component('SomeHeavyComponent', { loading: 'defer' }) }}
 
 This renders an empty ``<div>`` tag, but triggers an Ajax call to render the