Validate wizard-created libraries immediately instead of only doing it after a library refresh was triggered (#14942)

Co-authored-by: Derpipose <90276123+Derpipose@users.noreply.github.com>

Emby.Server.Implementations/Library/LibraryManager.cs

@@ -3051,10 +3051,10 @@ namespace Emby.Server.Implementations.Library
             }
             finally
             {
+                await ValidateTopLibraryFolders(CancellationToken.None).ConfigureAwait(false);
+
                 if (refreshLibrary)
                 {
-                    await ValidateTopLibraryFolders(CancellationToken.None).ConfigureAwait(false);
-
                     StartScanInBackground();
                 }
                 else