Bugfix for "right_scroll=0" in config

pycardium/modules/py/simple_menu.py

@@ -222,6 +222,9 @@ class Menu:
             right_scroll_str = config.get_string("right_scroll")
             if right_scroll_str.lower() in ["true", "1"]:
                 right_buttons_scroll = True
+            if right_scroll_str.lower() in ["false", "0"]:
+                right_buttons_scroll = False
+
         except OSError:
             right_buttons_scroll = self.right_buttons_scroll