cleanup indentation

src/gui/symbol/control.hpp

@@ -69,7 +69,7 @@ private:
 
   // --------------------------------------------------- : Data
   
-  public: 
+public:
   /// What parts are selected?
   SymbolPartsSelection selected_parts;
   SymbolPartP          highlight_part;    ///< part the mouse cursor is over

src/render/card/viewer.hpp

@@ -23,7 +23,7 @@ DECLARE_DYNAMIC_ARG(bool, drawing_card);
 
 /// A viewer can generate an image of some values, usually a card.
 class DataViewer : public SetView {
-  public:  
+public:
   DataViewer();
   ~DataViewer();