Move 'zombie' mod from 'mobs_aggressive' modpack to original 'cme'

(Creatures MOB-Engine).

README.md

@@ -59,7 +59,6 @@ The game includes the mods from the default [minetest_game](https://github.com/m
     * [creeper][] ([WTFPL][lic.creeper]) -- version [036666e Git][ver.creeper]
     * [mobs_goblins][] ([CC-BY-SA / CC-BY / CC0](mods/mobs_aggressive/mobs_goblins/README.md))
     * [spidermob][] ([CC-BY-SA / WTFPL / CC0](mods/mobs_aggressive/spidermob/LICENSE))
-    * zombie ([Creatures MOB-Engine][cme])
 * mobs_passive/
 * npc/
     * [peaceful_npc][] (WTFPL)
@@ -146,6 +145,7 @@ The game includes the mods from the default [minetest_game](https://github.com/m
 		* ghost
 		* oerrki
 		* sheep
+		* zombie
 * [homedecor_modpack][homedecor] ([LGPL / WTFPL / CC BY-SA / CC0][lic.homedecor]) -- version: [02a4d14 Git][ver.homedecor]
 	* mp_homedecor_modpack/
 		* building_blocks