Fix openid certificates on Azure App Services #2

Author: petedavis

src/OrchardCore.Modules/OrchardCore.OpenId/Services/OpenIdServerService.cs

@@ -491,16 +491,9 @@ private static X509Certificate2 GetCertificate(StoreLocation location, StoreName
                     // Extract the certificate password from the separate .pwd file.
                     var password = await GetPasswordAsync(Path.ChangeExtension(file.FullName, ".pwd"));
 
-                    var flags =
-#if SUPPORTS_EPHEMERAL_KEY_SETS
-                            RuntimeInformation.IsOSPlatform(OSPlatform.Windows) ?
-                                X509KeyStorageFlags.EphemeralKeySet :
-                                X509KeyStorageFlags.MachineKeySet;
-#else
-                                X509KeyStorageFlags.MachineKeySet |
+                    var flags = X509KeyStorageFlags.MachineKeySet |
                                 X509KeyStorageFlags.PersistKeySet |
                                 X509KeyStorageFlags.Exportable;
-#endif
 
                     // Only add the certificate if it's still valid.
                     var certificate = new X509Certificate2(file.FullName, password, flags);