docs: update description

Author: lokesh-coder

docs/app/app.component.html

@@ -6,9 +6,9 @@
           <img src="./assets/toppy-logo.png" alt="Toppy" width="100" />
           <p class="text-center mt-3">
             Toppy is a tiny library to create overlays for Angular applications. Overlays are used in
-            <span>tooltip</span>, <span>modal</span>, <span>sidemenu</span>, <span>popup</span>,
-            <span>context menu</span>, <span>toaster</span>, <span>alerts</span>, <span>dropdowns</span>,
-            <span>datepicker</span>, <span>popovers</span> etc
+            <span>tooltip</span>, <span>modal</span>, <span>sidemenu</span>, <span>dropdowns</span>,<span>popup</span>,
+            <span>context menu</span>, <span>toaster</span>, <span>alerts</span>, <span>datepicker</span>,
+            <span>popovers</span> etc
           </p>
         </div>
         <div class="badges d-flex align-items-center my-3 justify-content-center">