fix netherrack slab being called deep netherrack

locale/nether.fr.tr

@@ -79,6 +79,7 @@ Nether geode crystal. A crystalline structure with faint glow found inside large
 
 Netherrack=Roche du Nether
 Netherrack from deep in the mantle=
+Netherrack Slab=
 Netherrack stair=
 Nethersand=Sable du Nether
 Outer Deep Nether Stair=