Update step annotations for prepare a script

components/script/dom/document.rs

@@ -1520,7 +1520,7 @@ impl Document {
     }
 
     /// https://html.spec.whatwg.org/multipage/#the-end step 5 and the latter parts of
-    /// https://html.spec.whatwg.org/multipage/#prepare-a-script 15.d and 15.e.
+    /// https://html.spec.whatwg.org/multipage/#prepare-a-script 20.d and 20.e.
     pub fn process_asap_scripts(&self) {
         // Execute the first in-order asap-executed script if it's ready, repeat as required.
         // Re-borrowing the list for each step because it can also be borrowed under execute.