Update index.html

Update version of test

mail_archives/static/description/index.html

@@ -57,7 +57,7 @@ This menu shows archive messages, i.e. ones you sent or received.
                             -o-transform: rotate(6deg);
                             -moz-transform: rotate(6deg);
                             -ms-transform: rotate(6deg);">
-                    Tested on Odoo<br/>10.0 community
+                    Tested on Odoo<br/>11.0 community
                 </div>
                 <div style="margin-top: 15px;
                    position: relative;
@@ -74,7 +74,7 @@ This menu shows archive messages, i.e. ones you sent or received.
                    -o-transform: rotate(-7deg);
                    -moz-transform: rotate(-7deg);
                    -ms-transform: rotate(-7deg);">
-                     Tested on Odoo<br/>10.0 enterprise
+                     Tested on Odoo<br/>11.0 enterprise
                 </div>
             </div>
         </div>