doc: make globals Extends usage consistent

The docs use `* Extends: {type}` to define inheritance. This
commit updates the globals documentation to be consistent.

PR-URL: #33777
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

Author: cjihrig

doc/api/globals.md

@@ -55,11 +55,13 @@ added: REPLACEME
 
 * Type: {AbortSignal}
 
-### Class: `AbortSignal extends EventTarget`
+### Class: `AbortSignal`
 <!-- YAML
 added: REPLACEME
 -->
 
+* Extends: {EventTarget}
+
 The `AbortSignal` is used to notify observers when the
 `abortController.abort()` method is called.
 

tools/doc/type-parser.js

@@ -27,8 +27,7 @@ const customTypesMap = {
   'this': `${jsDocPrefix}Reference/Operators/this`,
 
   'AbortController': 'globals.html#globals_class_abortcontroller',
-  'AbortSignal':
-    'globals.html#globals_class_abortsignal_extends_eventtarget',
+  'AbortSignal': 'globals.html#globals_class_abortsignal',
 
   'ArrayBufferView':
     'https://developer.mozilla.org/en-US/docs/Web/API/ArrayBufferView',