Fixed formatting issue

lib/src/store/directory.dart

@@ -50,7 +50,7 @@ class FMTCStore {
   /// advanced requirements should use another package, as this is a basic
   /// implementation.
   StoreMetadata get metadata => StoreMetadata._(this);
-  
+
   /// Get tools to manage bulk downloading to this store
   ///
   /// The 'fmtc_plus_background_downloading' module must be installed to add the