social-wg.html: link specifically to issues on this charter (#691)

Author: tantek

2025/social-wg.html

@@ -92,7 +92,7 @@ <h1 id="title"><i class="todo">DRAFT</i> Social Web Working Group Charter</h1>
       <p style="padding: 0.5ex; border: 1px solid green"> This proposed charter is 
       <a href="https://github.com/w3c/charter-drafts/blob/gh-pages/2025/social-wg.html">available on GitHub</a>.
 
-      Feel free to raise <a href="https://github.com/w3c/charter-drafts/issues">issues</a>.
+      Feel free to raise <a href="https://github.com/w3c/charter-drafts/issues?q=is%3Aissue%20state%3Aopen%20%5Bwg%2Fsocial%5D">issues</a>.
       </p>
 
       <div id="details">