Remove obsolete credential (Azure#49160)

* remove obsolete credential

* remove from enum

Author: m-nash

sdk/playwrighttesting/Azure.Developer.MicrosoftPlaywrightTesting.TestLogger/src/Constants.cs

@@ -99,11 +99,6 @@ internal class AzureTokenCredentialType
     /// </summary>
     public static readonly string VisualStudioCredential = "VisualStudioCredential";
 
-    /// <summary>
-    /// Visual Studio Code Credential.
-    /// </summary>
-    public static readonly string VisualStudioCodeCredential = "VisualStudioCodeCredential";
-
     /// <summary>
     /// Azure CLI Credential.
     /// </summary>

sdk/playwrighttesting/Azure.Developer.MicrosoftPlaywrightTesting.TestLogger/src/PlaywrightServiceOptions.cs

@@ -89,10 +89,6 @@ private static TokenCredential GetTokenCredential(string? azureTokenCredentialTy
         {
             return new VisualStudioCredential();
         }
-        else if (azureTokenCredentialType == AzureTokenCredentialType.VisualStudioCodeCredential)
-        {
-            return new VisualStudioCodeCredential();
-        }
         else if (azureTokenCredentialType == AzureTokenCredentialType.InteractiveBrowserCredential)
         {
             return new InteractiveBrowserCredential();

sdk/playwrighttesting/Azure.Developer.MicrosoftPlaywrightTesting.TestLogger/tests/PlaywrightServiceOptionsTest.cs

@@ -75,7 +75,6 @@ public void Validate_ShouldThrowExceptionForInvalidDefaultAuth()
     [TestCase("InteractiveBrowserCredential", typeof(InteractiveBrowserCredential))]
     [TestCase("SharedTokenCacheCredential", typeof(SharedTokenCacheCredential))]
     [TestCase("VisualStudioCredential", typeof(VisualStudioCredential))]
-    [TestCase("VisualStudioCodeCredential", typeof(VisualStudioCodeCredential))]
     [TestCase("DefaultAzureCredential", typeof(DefaultAzureCredential))]
     [TestCase("", typeof(DefaultAzureCredential))]
     [TestCase(null, typeof(DefaultAzureCredential))]