Update of ED report from new reffy run

Using reffy commit 18.8.1.

Author: reffy-bot

ed/idl/html.idl

@@ -1695,7 +1695,7 @@ interface ToggleEvent : Event {
   constructor(DOMString type, optional ToggleEventInit eventInitDict = {});
   readonly attribute DOMString oldState;
   readonly attribute DOMString newState;
-  readonly attribute Element source;
+  readonly attribute Element? source;
 };
 
 dictionary ToggleEventInit : EventInit {

ed/index.json

@@ -1,7 +1,7 @@
 {
   "type": "crawl",
   "title": "Reffy crawl",
-  "date": "2025-06-07T00:56:46.266Z",
+  "date": "2025-06-07T06:44:32.336Z",
   "options": {
     "fallback": "ed/index.json",
     "output": "report",
@@ -3171,9 +3171,9 @@
       ],
       "crawled": "https://html.spec.whatwg.org/multipage/",
       "crawlCacheInfo": {
-        "lastModified": "Thu, 05 Jun 2025 13:48:46 GMT"
+        "lastModified": "Sat, 07 Jun 2025 01:42:43 GMT"
       },
-      "date": "5 June 2025",
+      "date": "7 June 2025",
       "algorithms": "algorithms/html.json",
       "links": "links/html.json",
       "refs": "refs/html.json",
@@ -18736,7 +18736,7 @@
       ],
       "crawled": "https://drafts.csswg.org/css-2023/",
       "crawlCacheInfo": {
-        "lastModified": "Fri, 06 Jun 2025 23:13:02 GMT"
+        "lastModified": "Fri, 06 Jun 2025 23:13:03 GMT"
       },
       "generator": "bikeshed",
       "date": "29 January 2025",