chore: tidy up index.html (#307)

Co-authored-by: timcappalli <6476604+timcappalli@users.noreply.github.com>

Author: github-actions[bot]

index.html

@@ -403,8 +403,9 @@ <h2>
     </aside>
     <p>
       Simliarly, when a site needs to [=digital credential/issuance|issue=] a
-      digital credential, the Digital Credentials API mediates the issuance of a
-      digital credential between the site, the user agent, and the [=holder=].
+      digital credential, the Digital Credentials API mediates the issuance of
+      a digital credential between the site, the user agent, and the
+      [=holder=].
     </p>
     <aside class="example" title="Issuing a digital credential">
       <p>