Playwright/E2E: Add method to stub notification in Playwright and automate MM-T483 (#29203)

e2e-tests/playwright/playwright.config.ts

@@ -59,6 +59,7 @@ export default defineConfig({
             use: {
                 browserName: 'chromium',
                 ...devices['iPad Pro 11'],
+                permissions: ['notifications'],
             },
         },
         {