Migrate room-directory.spec.ts from Cypress to Playwright (#11997)

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

playwright/pages/client.ts

@@ -25,6 +25,7 @@ import type {
     Room,
     MatrixEvent,
     ReceiptType,
+    IRoomDirectoryOptions,
 } from "matrix-js-sdk/src/matrix";
 
 export class Client {
@@ -223,4 +224,11 @@ export class Client {
             { event, receiptType, unthreaded },
         );
     }
+
+    public async publicRooms(options?: IRoomDirectoryOptions): ReturnType<MatrixClient["publicRooms"]> {
+        const client = await this.prepareClient();
+        return await client.evaluate((client, options) => {
+            return client.publicRooms(options);
+        }, options);
+    }
 }