Restore HTMLDialogElement exposure (#1259)

Co-authored-by: saschanaz <[email protected]>

Author: saschanaz

baselines/dom.generated.d.ts

@@ -6149,7 +6149,6 @@ declare var HTMLDetailsElement: {
     new(): HTMLDetailsElement;
 };
 
-/** @deprecated this is not available in most browsers */
 interface HTMLDialogElement extends HTMLElement {
     open: boolean;
     returnValue: string;
@@ -6168,6 +6167,11 @@ interface HTMLDialogElement extends HTMLElement {
     removeEventListener(type: string, listener: EventListenerOrEventListenerObject, options?: boolean | EventListenerOptions): void;
 }
 
+declare var HTMLDialogElement: {
+    prototype: HTMLDialogElement;
+    new(): HTMLDialogElement;
+};
+
 /** @deprecated */
 interface HTMLDirectoryElement extends HTMLElement {
     /** @deprecated */

inputfiles/addedTypes.jsonc

@@ -375,12 +375,6 @@
                 "deprecated": "prefer HTMLTableCellElement",
                 "exposed": "Window"
             },
-            "HTMLDialogElement": {
-                "name": "HTMLDialogElement",
-                "noInterfaceObject": true,
-                "deprecated": "this is not available in most browsers",
-                "exposed": "Window"
-            },
             "OffscreenCanvas": {
                 "name": "OffscreenCanvas",
                 "noInterfaceObject": true,