LibWeb: Add stub interface for IDBOpenDBRequest

Author: https://github.com/shannonbooth
Commit: 3aa36caa52
Pull-request: https://github.com/SerenityOS/serenity/pull/24377
Reviewed-by: https://github.com/tcl3

Userland/Libraries/LibWeb/IndexedDB/IDBOpenDBRequest.idl

@@ -0,0 +1,9 @@
+#import <IndexedDB/IDBRequest.idl>
+
+// https://w3c.github.io/IndexedDB/#idbopendbrequest
+[Exposed=(Window,Worker)]
+interface IDBOpenDBRequest : IDBRequest {
+    // Event handlers:
+    // FIXME: attribute EventHandler onblocked;
+    // FIXME: attribute EventHandler onupgradeneeded;
+};