chore: update homepage footer

Closes #5176

Author: Foxandxss

misc/demo/index.html

@@ -254,7 +254,7 @@ <h1><%= module.displayName %><small>
 </div><!-- /.main -->
 <footer class="footer">
     <div class="container">
-        <p>Designed and built by <a href="https://github.com/angular-ui?tab=members" target="_blank">Angular-UI team</a> and <a href="https://github.com/angular-ui/bootstrap/graphs/contributors" target="_blank">contributors</a>.</p>
+        <p>Designed and built by all ui-bootstrap <a href="https://github.com/angular-ui/bootstrap/graphs/contributors" target="_blank">contributors</a>.</p>
         <p>Code licensed under <a href="https://github.com/angular-ui/bootstrap/blob/master/LICENSE"><%= pkg.license %> License</a>.</p>
         <p><a href="https://github.com/angular-ui/bootstrap/issues?state=open">Issues</a></p>
     </div>