upgraded dependencies

vendor/symfony/process/ProcessUtils.php

@@ -35,11 +35,11 @@ class ProcessUtils
      * @param string $caller The name of method call that validates the input
      * @param mixed  $input  The input to validate
      *
-     * @return mixed The validated input
+     * @return mixed
      *
      * @throws InvalidArgumentException In case the input is not valid
      */
-    public static function validateInput($caller, $input)
+    public static function validateInput(string $caller, $input)
     {
         if (null !== $input) {
             if (\is_resource($input)) {