fix prop type for sound selector

src/components/Blockly/BlocklyWindow.js

@@ -128,7 +128,7 @@ BlocklyWindow.propTypes = {
   onChangeWorkspace: PropTypes.func.isRequired,
   clearStats: PropTypes.func.isRequired,
   renderer: PropTypes.string.isRequired,
-  sounds: PropTypes.string.isRequired,
+  sounds: PropTypes.bool.isRequired,
   language: PropTypes.string.isRequired,
 };
 

src/components/CodeEditor/Sidebar.js

@@ -67,6 +67,7 @@ const Sidebar = () => {
                   style={{ padding: "1rem", margin: "1rem" }}
                   variant="contained"
                   color="primary"
+                  key={i}
                   onClick={() => loadCode(object.code)}
                 >
                   {object.name}

src/components/Settings/SoundsSelector.js

@@ -52,7 +52,7 @@ class SoundsSelector extends Component {
 SoundsSelector.propTypes = {
   setSounds: PropTypes.func.isRequired,
   language: PropTypes.string.isRequired,
-  sounds: PropTypes.string.isRequired,
+  sounds: PropTypes.bool.isRequired,
 };
 
 const mapStateToProps = (state) => ({