Fix modules stacking in automoton program slots

Author: l-Luna

src/main/java/net/automotons/screens/AutomotonScreenHandler.java

@@ -58,7 +58,7 @@ public boolean canInsert(ItemStack stack){
 						return super.canInsert(stack) && stack.getItem() instanceof ModuleItem;
 					}
 
-					public int getMaxStackAmount() {
+					public int getMaxItemCount() {
 						return 1;
 					}
 				});