Update README.md

README.md

@@ -6,8 +6,7 @@ library_name: transformers
 pipeline_tag: text-generation
 inference: true
 widget:
-- text: 'public class HelloWorld {  
-    public static void main(String[] args) {'
+- text: "public class HelloWorld {\n    public static void main(String[] args) {"
   example_title: Hello world
   group: Java
 ---