fix: excape password

The password need to be escaped to prevent error When the password
have ' (quote) or other char that need to be escaped.

Signed-off-by: Vitor Mattos <vitor@php.rio>

Author: vitormattos

src/Sign/JSignService.php

@@ -111,7 +111,8 @@ private function commandSign(JSignParam $params)
         }
         $this->throwIf(!file_exists($jSignPdf), 'Jar of JSignPDF not found on path: '. $jSignPdf);
 
-        return "$java -jar $jSignPdf $pdf -ksf $certificate -ksp '{$params->getPassword()}' {$params->getJSignParameters()} -d {$params->getPathPdfSigned()} 2>&1";
+        $password = escapeshellarg($params->getPassword());
+        return "$java -jar $jSignPdf $pdf -ksf $certificate -ksp {$password} {$params->getJSignParameters()} -d {$params->getPathPdfSigned()} 2>&1";
     }
 
     private function javaCommand(JSignParam $params)