populate missing array value types in inventory namespace

src/pocketmine/inventory/CraftingManager.php

@@ -173,6 +173,9 @@ class CraftingManager{
 		return $result;
 	}
 
+	/**
+	 * @param Item[] $outputs
+	 */
 	private static function hashOutputs(array $outputs) : string{
 		$outputs = self::pack($outputs);
 		usort($outputs, [self::class, "sort"]);

src/pocketmine/inventory/ShapelessRecipe.php

@@ -46,6 +46,9 @@ class ShapelessRecipe implements CraftingRecipe{
 		$this->results = array_map(function(Item $item) : Item{ return clone $item; }, $results);
 	}
 
+	/**
+	 * @return Item[]
+	 */
 	public function getResults() : array{
 		return array_map(function(Item $item) : Item{ return clone $item; }, $this->results);
 	}