[oauth2orize] Add req.oauth2 to express request (#43840)

* Add req.oauth2 to express request

* Removed blank line

Co-authored-by: Daniel Varnai <daniel.v@questplore.app>

types/oauth2orize/index.d.ts

@@ -9,6 +9,14 @@
 
 import { IncomingMessage, ServerResponse } from "http";
 
+declare global {
+  namespace Express {
+    interface Request {
+      oauth2?: OAuth2;
+    }
+  }
+}
+
 export interface OAuth2 {
   client: any;
   user: any;