Auto merge of #23551 - asajeffrey:script-navigatorid, r=jdm

Added missing NavigatorId attributes

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Add the missing attributes from https://html.spec.whatwg.org/multipage/system-state.html#navigatorid

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- [X] These changes do not require tests because there are already tests for Navigator

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components/script/dom/webidls/Navigator.webidl

@@ -22,8 +22,11 @@ interface NavigatorID {
   readonly attribute DOMString appVersion;
   readonly attribute DOMString platform;
   readonly attribute DOMString product; // constant "Gecko"
+  [Exposed=Window] readonly attribute DOMString productSub;
   boolean taintEnabled(); // constant false
   readonly attribute DOMString userAgent;
+  [Exposed=Window] readonly attribute DOMString vendor;
+  [Exposed=Window] readonly attribute DOMString vendorSub; // constant ""
 };
 
 // https://webbluetoothcg.github.io/web-bluetooth/#navigator-extensions