typo fix

Author: gmsa

examples/07-prevent-collision.html

@@ -12,7 +12,7 @@ <h1>Vue Grid Layout Example 8 - Prevent Collision</h1>
 
     <a href="https://github.com/jbaysolutions/vue-grid-layout">View project on Github</a>
     <br/>
-    <a href="06-responsive.html">Previous example: Mirrored grid layout</a>
+    <a href="06-responsive.html">Previous example: Responsive</a>
 
     <div id="app" style="width: 100%;">
         <!--<pre>{{ $data | json }}</pre>-->