bug(EJ2-2519): tooltip sample description updated.

Author: pipeline

src/tooltip/default.html

@@ -34,7 +34,7 @@
 
 <div id="description">
     <p>
-        This sample illustrates a tooltip, that gets opened on hovering the target labelled “Hover Me”. The tooltip can be shown
+        This sample illustrates a tooltip, that gets opened on hovering the target labelled “Show Tooltip”. The tooltip can be shown
         on 12 possible positions, by selecting the appropriate position values provided in the dropdown. The applicable tooltip
         positions are as follows,
     </p>
@@ -52,7 +52,7 @@
         <li><code>right center</code></li>
         <li><code>right bottom</code></li>
     </ul>
-    <p>In case, if the tooltip needs to be opened on mobile devices, tap hold on the target labelled “Hover Me” instead of hovering
+    <p>In case, if the tooltip needs to be opened on mobile devices, tap hold on the target labelled “Show Tooltip” instead of hovering
         and by default, it closes after 1.5 seconds on lift.</p>
     <p>More information on Tooltip instantiation can be found in this
         <a href="http://ej2.syncfusion.com/documentation/tooltip/getting-started.html" target="_blank"> documentation section</a>.