feat: enhance image loading performance by adding fetchPriority and loading attributes in multiple components, and update MUI icons chunking in webpack configuration

src/components/ProductList.js

@@ -476,6 +476,7 @@ class ProductList extends Component {
                 pictureList={product.pictureList}
                 availableSupplier={product.availableSupplier}
                 komponenten={product.komponenten}
+                priority={index < 6 ? 'high' : 'auto'}
                 t={this.props.t}
               />
             </Grid>