Fixed: missing control of password response (#171)

Author: ElGigi

src/TerminalObject/Dynamic/Password.php

@@ -8,6 +8,12 @@ public function prompt()
     {
         $this->writePrompt();
 
-        return $this->reader->hidden();
+        $response = $this->valueOrDefault($this->reader->hidden());
+
+        if ($this->isValidResponse($response)) {
+            return $response;
+        }
+
+        return $this->prompt();
     }
 }