Update custom_file_dialog.c

examples/custom_file_dialog/custom_file_dialog.c

@@ -21,6 +21,7 @@
 #include "../../src/raygui.h"
 
 #undef RAYGUI_IMPLEMENTATION            // Avoid including raygui implementation again
+
 #define GUI_WINDOW_FILE_DIALOG_IMPLEMENTATION
 #include "gui_window_file_dialog.h"