Fix typo

Author: pitbulk

lib/Saml2/Settings.php

@@ -895,9 +895,9 @@ public function getIdPSLOResponseUrl()
      * @throws Exception
      * @throws OneLogin_Saml2_Error
      */
-    public function getSPMetadata($alwaysPublishEncryptionCert = false, $validUntil = null, $cacheDuration = null)
+    public function getSPMetadata($alwaysPublishEncryptionCert = false, $validUntil = null, $cacheDuration = null, $ignoreValidUntil = false)
     {
-        $metadata = OneLogin_Saml2_Metadata::builder($this->_sp, $this->_security['authnRequestsSigned'], $this->_security['wantAssertionsSigned'], $validUntil, $cacheDuration, $this->getContacts(), $this->getOrganization(), [], $ignoreValidUntil);
+        $metadata = OneLogin_Saml2_Metadata::builder($this->_sp, $this->_security['authnRequestsSigned'], $this->_security['wantAssertionsSigned'], $validUntil, $cacheDuration, $this->getContacts(), $this->getOrganization(), array(), $ignoreValidUntil);
 
         $certNew = $this->getSPcertNew();
         if (!empty($certNew)) {