Firefox 146 adds non-registered symbols as WeakMap/WeakSet keys (#28498)

FF146 WeakMap/WeakSet use non-registered symbols as keys/values

Author: hamishwillee

javascript/builtins/WeakMap.json

@@ -483,8 +483,7 @@
               },
               "edge": "mirror",
               "firefox": {
-                "version_added": false,
-                "impl_url": "https://bugzil.la/1710433"
+                "version_added": "146"
               },
               "firefox_android": "mirror",
               "nodejs": {

javascript/builtins/WeakSet.json

@@ -345,8 +345,7 @@
               },
               "edge": "mirror",
               "firefox": {
-                "version_added": false,
-                "impl_url": "https://bugzil.la/1710433"
+                "version_added": "146"
               },
               "firefox_android": "mirror",
               "nodejs": {