Update android download hints to 0.4.13 release
Update android download hints to 0.4.13 release

luk3yx/minetest.github.io,minetest/minetest.github.io,est31/minetest.github.io,luk3yx/minetest.github.io,minetest/minetest.github.io,luk3yx/minetest.github.io,minetest/minetest.github.io,rubenwardy/minetest.github.io,rubenwardy/minetest.github.io,est31/minetest.github.io,rubenwardy/minetest.github.io