Disable doctype-first for HTML fragments

Mark module catalog row/table templates as HTMLHint fragments so doctype-first does not fail on partial templates that are intentionally embedded snippets.

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Author: MariusStorhaug

.github/actions/update-index/templates/module-catalog/v1-row.html

@@ -1,3 +1,4 @@
+<!-- htmlhint doctype-first:false -->
     <tr>
         <td><a href="https://github.com/{{ OWNER }}/{{ NAME }}">{{ NAME }}</a></td>
         <td>{{ DESCRIPTION }}

.github/actions/update-index/templates/module-catalog/v1-table.html

@@ -1,3 +1,4 @@
+<!-- htmlhint doctype-first:false -->
 
 <table>
     <tr>
@@ -6,4 +7,3 @@
         <th width="10%">Version</th>
     </tr>
 {{ ROWS }}</table>
-

.github/actions/update-index/templates/module-catalog/v2-row.html

@@ -1,3 +1,4 @@
+<!-- htmlhint doctype-first:false -->
     <tr>
         <td><a href="{{ MODULE_PAGE_LINK }}" title="{{ TITLE_SUMMARY }}">{{ NAME }}</a></td>
         <td><code>{{ VERSION }}</code></td>

.github/actions/update-index/templates/module-catalog/v2-table.html

@@ -1,3 +1,4 @@
+<!-- htmlhint doctype-first:false -->
 
 <table>
     <tr>