update version

Author: cetincakiroglu

src/app/demo/components/documentation/documentation.component.html

@@ -2,7 +2,7 @@
     <div>
         <h2>Documentation</h2>
         <h4>Getting Started</h4>
-        <p>Sakai is an application template for Angular and is distributed as a CLI project. Current versions is Angular v15 with PrimeNG v15. In case CLI is not installed already, use the command below to set it up.</p>
+        <p>Sakai is an application template for Angular and is distributed as a CLI project. Current versions is Angular v16 with PrimeNG v16. In case CLI is not installed already, use the command below to set it up.</p>
 
 <pre class="app-code"><code>npm install -g @angular/cli</code></pre>