chery-pick(#17478): docs(release-notes): fix dotnet annotation example (

#17481)

This PR cherry-picks the following commits:

- 4dccba7

Co-authored-by: github-actions <41898282+github-actions[bot]@users.noreply.github.com>

docs/src/release-notes-csharp.md

@@ -294,7 +294,7 @@ namespace PlaywrightTests;
 [TestFixture]
 public class ExampleTests : PageTest
 {
-    [PlaywrightTest]
+    [Test]
     public async Task StatusBecomesSubmitted()
     {
         await Expect(Page.Locator(".status")).ToHaveTextAsync("Submitted");