Update strings

OsmAnd/res/values-ru/strings.xml

@@ -1904,5 +1904,6 @@
     <string name="rec_split_desc">Циклическая перезапись клипов при превышении заданного объема хранилища</string>
     <string name="switch_start_finish">Поменять местами пункт отправления и пункт назначения</string>
     <string name="shared_string_remove">Удалить</string>
+    <string name="rendering_attr_hideUnderground_name">Скрыть подземные объекты</string>
 
     </resources>

OsmAnd/res/values/strings.xml

@@ -9,6 +9,7 @@
          3. All your modified/created strings are in the top of the file (to make easier find what\'s translated).
     PLEASE: Have a look at http://code.google.com/p/osmand/wiki/UIConsistency, it may really improve your and our work  :-)  Thx - Hardy
     -->
+    <string name="rendering_attr_hideUnderground_name">Hide underground objects</string>
     <string name="data_is_not_available">Data is not available</string>
     <string name="shared_string_remove">Remove</string>
     <string name="clear_updates_proposition_message">"You can remove downloaded updates and get back to the original map edition"</string>