improved phpDoc

Author: dg

src/Utils/Arrays.php

@@ -496,7 +496,7 @@ public static function mapWithKeys(array $array, callable $transformer): array
 
 	/**
 	 * Invokes all callbacks and returns array of results.
-	 * @param  iterable<callable(): mixed>  $callbacks
+	 * @param  iterable<callable(mixed...): mixed>  $callbacks
 	 * @param  mixed  ...$args
 	 * @return array<mixed>
 	 */