Update examples/dotnet/SeleniumDocs/SeleniumManager/UsageTest.cs

per @nvborisenko

Co-authored-by: Nikolay Borisenko <[email protected]>

Author: shbenzer

examples/dotnet/SeleniumDocs/SeleniumManager/UsageTest.cs

@@ -14,7 +14,7 @@ public class UsageTest : BaseChromeTest
     {
         public void TestWithoutSeleniumManager()
         {
-            ChromeDriver driver = new ChromeDriver("path/to/ChromeDriver");
+            using driver = new ChromeDriver("path/to/ChromeDriver");
             driver.Navigate().GoToUrl("https://www.selenium.dev/documentation/selenium_manager/");
             driver.Quit();
         }