[INT-324] dotnet: use constructors without specifying region

Author: perf2711

visual-dotnet/SauceLabs.Visual.IntegrationTests/LoginPage.cs

@@ -20,7 +20,7 @@ public async Task Setup()
         Driver = new RemoteWebDriver(sauceUrl, browserOptions);
         Driver.ExecuteScript("sauce:job-name=NUnit C#/.Net Visual Session");
 
-        VisualClient = await VisualClient.Create(Driver, Utils.GetSauceRegion());
+        VisualClient = await VisualClient.Create(Driver);
         TestContext.Progress.WriteLine($"Build: {VisualClient.Build.Url}");
     }
 

visual-dotnet/SauceLabs.Visual.IntegrationTests/LoginPageConcurrent.cs

@@ -14,7 +14,7 @@ public class LoginPageConcurrent
     [OneTimeSetUp]
     public async Task Setup()
     {
-        VisualClient = await VisualClient.Create(Utils.GetSauceRegion());
+        VisualClient = await VisualClient.Create();
         TestContext.Progress.WriteLine($"Build: {VisualClient.Build.Url}");
     }