Update of ED report from new reffy run

Using reffy commit 18.4.7.

Author: reffy-bot

ed/index.json

@@ -1,7 +1,7 @@
 {
   "type": "crawl",
   "title": "Reffy crawl",
-  "date": "2025-04-26T18:48:29.735Z",
+  "date": "2025-04-27T00:53:08.103Z",
   "options": {
     "fallback": "ed/index.json",
     "output": "report",
@@ -701,7 +701,7 @@
   },
   "stats": {
     "crawled": 669,
-    "errors": 4
+    "errors": 3
   },
   "crawler": "reffy-18.4.7",
   "results": [
@@ -953,7 +953,7 @@
       "headings": "headings/av1-mpeg2-ts.json",
       "ids": "ids/av1-mpeg2-ts.json",
       "cddl": [],
-      "error": "Error: Loading https://aomediacodec.github.io/av1-mpeg2-ts/ triggered HTTP status 404\n    at processSpecification (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/util.js:486:19)\n    at async crawlSpec (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/specs-crawler.js:107:22)\n    at async processSpec (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/specs-crawler.js:388:22)\n    at async ThrottledQueue.runThrottled (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/throttled-queue.js:78:22)\n    at async Promise.all (index 4)\n    at async crawlList (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/specs-crawler.js:409:21)"
+      "error": "Error: Loading https://aomediacodec.github.io/av1-mpeg2-ts/ triggered HTTP status 404\n    at processSpecification (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/util.js:486:19)\n    at async crawlSpec (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/specs-crawler.js:107:22)\n    at async processSpec (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/specs-crawler.js:388:22)\n    at async ThrottledQueue.runThrottled (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/throttled-queue.js:78:22)"
     },
     {
       "url": "https://aomediacodec.github.io/av1-rtp-spec/",
@@ -1365,9 +1365,9 @@
       ],
       "crawled": "https://httpwg.org/http-extensions/draft-ietf-httpbis-compression-dictionary.html",
       "crawlCacheInfo": {
-        "lastModified": "Fri, 25 Apr 2025 03:14:59 GMT"
+        "lastModified": "Sat, 26 Apr 2025 20:10:52 GMT"
       },
-      "date": "25 April 2025",
+      "date": "26 April 2025",
       "algorithms": "algorithms/compression-dictionary.json",
       "links": "links/compression-dictionary.json",
       "refs": "refs/compression-dictionary.json",
@@ -1414,9 +1414,9 @@
       ],
       "crawled": "https://httpwg.org/http-extensions/draft-ietf-httpbis-no-vary-search.html",
       "crawlCacheInfo": {
-        "lastModified": "Fri, 25 Apr 2025 03:14:59 GMT"
+        "lastModified": "Sat, 26 Apr 2025 20:10:52 GMT"
       },
-      "date": "25 April 2025",
+      "date": "26 April 2025",
       "algorithms": "algorithms/no-vary-search.json",
       "links": "links/no-vary-search.json",
       "refs": "refs/no-vary-search.json",
@@ -1463,9 +1463,9 @@
       ],
       "crawled": "https://httpwg.org/http-extensions/draft-ietf-httpbis-rfc6265bis.html",
       "crawlCacheInfo": {
-        "lastModified": "Fri, 25 Apr 2025 03:14:59 GMT"
+        "lastModified": "Sat, 26 Apr 2025 20:10:52 GMT"
       },
-      "date": "25 April 2025",
+      "date": "26 April 2025",
       "algorithms": "algorithms/rfc6265bis.json",
       "links": "links/rfc6265bis.json",
       "refs": "refs/rfc6265bis.json",
@@ -2776,7 +2776,7 @@
       ],
       "crawled": "https://drafts.fxtf.org/filter-effects-2/",
       "crawlCacheInfo": {
-        "lastModified": "Fri, 18 Apr 2025 19:52:17 GMT"
+        "lastModified": "Sat, 26 Apr 2025 18:51:35 GMT"
       },
       "generator": "bikeshed",
       "date": "15 March 2025",
@@ -27529,7 +27529,7 @@
       ],
       "crawled": "https://drafts.fxtf.org/fill-stroke-3/",
       "crawlCacheInfo": {
-        "lastModified": "Sat, 26 Apr 2025 18:45:23 GMT"
+        "lastModified": "Sat, 26 Apr 2025 18:51:35 GMT"
       },
       "generator": "bikeshed",
       "date": "4 April 2017",
@@ -27595,7 +27595,7 @@
       ],
       "crawled": "https://drafts.fxtf.org/filter-effects-1/",
       "crawlCacheInfo": {
-        "lastModified": "Sat, 26 Apr 2025 18:45:23 GMT"
+        "lastModified": "Sat, 26 Apr 2025 18:51:35 GMT"
       },
       "generator": "bikeshed",
       "date": "18 April 2025",
@@ -27977,7 +27977,7 @@
       ],
       "crawled": "https://drafts.fxtf.org/geometry-1/",
       "crawlCacheInfo": {
-        "lastModified": "Sat, 26 Apr 2025 18:45:23 GMT"
+        "lastModified": "Sat, 26 Apr 2025 18:51:35 GMT"
       },
       "generator": "bikeshed",
       "date": "15 March 2025",
@@ -30583,7 +30583,7 @@
       ],
       "crawled": "https://drafts.fxtf.org/motion-1/",
       "crawlCacheInfo": {
-        "lastModified": "Sat, 26 Apr 2025 18:45:23 GMT"
+        "lastModified": "Sat, 26 Apr 2025 18:51:35 GMT"
       },
       "generator": "bikeshed",
       "date": "5 November 2024",
@@ -32532,8 +32532,7 @@
       "dfns": "dfns/rdf-canon.json",
       "headings": "headings/rdf-canon.json",
       "ids": "ids/rdf-canon.json",
-      "cddl": [],
-      "error": "Error: Loading https://w3c.github.io/rdf-canon/spec/ triggered HTTP status 503\n    at processSpecification (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/util.js:486:19)\n    at async crawlSpec (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/specs-crawler.js:107:22)\n    at async processSpec (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/specs-crawler.js:388:22)\n    at async ThrottledQueue.runThrottled (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/throttled-queue.js:78:22)\n    at async Promise.all (index 546)\n    at async crawlList (file:///home/runner/work/webref/webref/node_modules/reffy/src/lib/specs-crawler.js:409:21)"
+      "cddl": []
     },
     {
       "url": "https://www.w3.org/TR/rdf12-concepts/",