Comment out "Map settings" control on map.

Not sure it will actually be used, after all.

lib/www/client/source/src/views/Map.vue

@@ -399,6 +399,7 @@
         </v-select>
         END QC data -->
 
+<!--
         <hr class="my-2"/>
 
         <div title="Not yet implemented">
@@ -411,6 +412,7 @@
             Map settings
           </v-btn>
         </div>
+-->
       </div>
     </div>