Remove clientId check from IsCertificateConfigurationProvided

Author: erdembayar

src/NuGet.Services.Configuration/ConfigurationRootSecretReaderFactory.cs

@@ -102,8 +102,7 @@ public ISecretInjector CreateSecretInjector(ISecretReader secretReader)
 
         private bool IsCertificateConfigurationProvided()
         {
-            return !string.IsNullOrEmpty(_clientId)
-                || !string.IsNullOrEmpty(_certificateThumbprint)
+            return !string.IsNullOrEmpty(_certificateThumbprint)
                 || !string.IsNullOrEmpty(_tenantId);
         }
     }