replace incorrect expect calls with await in middleware e2es (#267)

Author: dario-piotrowicz

examples/middleware/e2e/base.spec.ts

@@ -3,28 +3,28 @@ import { test, expect } from "@playwright/test";
 test("redirect", async ({ page }) => {
   await page.goto("/");
   await page.click('[href="/about"]');
-  expect(page.waitForURL("**/redirected"));
+  await page.waitForURL("**/redirected");
   expect(await page.textContent("h1")).toContain("Redirected");
 });
 
 test("rewrite", async ({ page }) => {
   await page.goto("/");
   await page.click('[href="/another"]');
-  expect(page.waitForURL("**/another"));
+  await page.waitForURL("**/another");
   expect(await page.textContent("h1")).toContain("Rewrite");
 });
 
 test("no matching middleware", async ({ page }) => {
   await page.goto("/");
   await page.click('[href="/about2"]');
-  expect(page.waitForURL("**/about2"));
+  await page.waitForURL("**/about2");
   expect(await page.textContent("h1")).toContain("About 2");
 });
 
 test("matching noop middleware", async ({ page }) => {
   await page.goto("/");
   await page.click('[href="/middleware"]');
-  expect(page.waitForURL("**/middleware"));
+  await page.waitForURL("**/middleware");
   expect(await page.textContent("h1")).toContain("Via middleware");
 });