Update protocol.html

Co-authored-by: Sarven Capadisli <[email protected]>

Author: RubenVerborgh

protocol.html

@@ -594,7 +594,7 @@ <h3 property="schema:name">Resource Type Heuristics</h3>
 
                   <p>When a successful <code>PUT</code> or <code>PATCH</code> request creates a resource, the server MUST use the effective request URI to assign the URI to that resource.</p>
 
-                  <p>If a client creates a resource through a <code>POST</code> request, the server MUST assign a URI to that resource. Servers MAY allow clients to suggest the URI of a resource created through POST, using the HTTP <code>Slug</code> header as defined in [<cite><a class="bibref" href="#bib-rfc5023">RFC5023</a></cite>].</p>
+                  <p>When a successful <code>POST</code> request creates a resource, the server MUST assign a URI to that resource. Servers MAY allow clients to suggest the URI of a resource created through <code>POST</code>, using the HTTP <code>Slug</code> header as defined in [<cite><a class="bibref" href="#bib-rfc5023">RFC5023</a></cite>].</p>
 
                   <p>[<a href="https://github.com/solid/specification/pull/160#issuecomment-636822687" rel="cito:citesAsSourceDocument">Source</a>].</p>
                 </div>