[doc] mv ru_RU/library.xml into [core] after 23e5595

diff --git a/scilab/modules/functions/help/ru_RU/libraries/library.xml b/scilab/modules/core/help/ru_RU/types/library.xml

similarity index 100%

rename from scilab/modules/functions/help/ru_RU/libraries/library.xml

rename to scilab/modules/core/help/ru_RU/types/library.xml