MessagePort: implement disentanglement (#36654)

Implement
[disentangle](https://html.spec.whatwg.org/multipage/#disentangle)
Remove bespoke gc logic which now becomes unnecessary. 
Adds a wpt test that hits the "disentangle while in transfer" logic.
Updates streams code, fixing an error where disentanglement is
conditional on an error.

Test coverage: there are existing tests in
`/webmessaging/message-channels/close-event/explicitly-closed.tentative.window.js`
for the no transfer case, and the simple completed transfer case, and
this PR adds a test for the more complicated transfer in progress case.

Fix https://github.com/servo/servo/issues/36465

---------

Signed-off-by: gterzian <2792687+gterzian@users.noreply.github.com>

tests/wpt/meta/MANIFEST.json

@@ -518802,7 +518802,7 @@
      "close-event": {
       "resources": {
        "helper.js": [
-        "cb9ea9fe981e95374b836255c752a42de788fc7b",
+        "48744ac1c5b530ef8d46c3d9a0378c698353a5bc",
         []
        ]
       }
@@ -848537,7 +848537,7 @@
        ]
       ],
       "explicitly-closed.tentative.window.js": [
-       "612003d58eaea908ad93294a7bbf777184356a28",
+       "12bfa0bd73e9278e39b825d4fa81437f943cbd02",
        [
         "webmessaging/message-channels/close-event/explicitly-closed.tentative.window.html",
         {

tests/wpt/meta/html/dom/idlharness.any.js.ini

@@ -95,9 +95,6 @@
   [History interface: existence and properties of interface object]
     expected: FAIL
 
-  [MessagePort interface: attribute onclose]
-    expected: FAIL
-
   [WorkerGlobalScope interface: attribute onlanguagechange]
     expected: FAIL
 

tests/wpt/meta/html/dom/idlharness.https.html.ini

@@ -1517,9 +1517,6 @@
   [SVGSVGElement interface: attribute onpagereveal]
     expected: FAIL
 
-  [MessagePort interface: attribute onclose]
-    expected: FAIL
-
   [NotRestoredReasonDetails interface: existence and properties of interface object]
     expected: FAIL
 
@@ -5363,9 +5360,6 @@
   [Navigator interface: window.navigator must inherit property "pdfViewerEnabled" with the proper type]
     expected: FAIL
 
-  [MessagePort interface: attribute onclose]
-    expected: FAIL
-
   [SharedWorker interface: existence and properties of interface object]
     expected: FAIL
 

tests/wpt/meta/webmessaging/message-channels/close-event/explicitly-closed.tentative.window.js.ini

@@ -1,7 +0,0 @@
-[explicitly-closed.tentative.window.html]
-  expected: TIMEOUT
-  [Close event on port2 is fired when port1 is explicitly closed]
-    expected: TIMEOUT
-
-  [Close event on port2 is fired when port1, which is in a different window, is explicitly closed.]
-    expected: TIMEOUT