feat: line no on homepage

Author: ikelaiah

layouts/index.html

@@ -17,7 +17,7 @@ <h2 class="section-title">Clean, Readable Code</h2>
     writeln('Hello, World!');
     writeln('Welcome to Pascal programming');
 end.` }}
-        {{ highlight $codeExample "objectpascal" "linenos=false" }}
+        {{ highlight $codeExample "objectpascal" "linenos=true" }}
     </div>
 </section>