update query separator (#143)

* update query separator

Author: pavolpluta

CHANGELOG.md

@@ -6,6 +6,9 @@ All notable changes to this project will be documented in this file.
 #### Added
 - Added extended PerunEntitlements
 
+#### Fixed
+- Updated query separator in PerunEntitlementExtended.php according to URN scheme
+
 ## [v4.1.1]
 #### Fixed
 - Fixed bad log message in PerunIdentity in mode USERONLY

lib/EntitlementUtils.php

@@ -138,7 +138,7 @@ public static function groupEntitlementWrapper($uuid, $prefix, $authority)
 
     public static function groupEntitlementWithAttributesWrapper($uuid, $groupName, $prefix, $authority)
     {
-        return $prefix . self::GROUP_ATTRIBUTES . ':' . $uuid . '?' . self::DISPLAY_NAME . '=' .
+        return $prefix . self::GROUP_ATTRIBUTES . ':' . $uuid . '?=' . self::DISPLAY_NAME . '=' .
             EntitlementUtils::encodeName($groupName) . '#' . $authority;
     }