Infra 2044 - Fix json_encode for php 5.2

Signed-off-by: Eric Poirier <eric@eclipse.org>

eclipse.org-common/classes/users/cla.class.php

diff --git a/eclipse.org-common/classes/users/cla.class.php b/eclipse.org-common/classes/users/cla.class.php
index 5d76cdf..4764aab 100644
--- a/eclipse.org-common/classes/users/cla.class.php
+++ b/eclipse.org-common/classes/users/cla.class.php
@@ -243,7 +243,7 @@
       'cla_doc' => base64_encode(stream_get_contents($cla_document)),
     );
     fclose($cla_document);
-    return json_encode($data, JSON_HEX_TAG | JSON_HEX_APOS | JSON_HEX_AMP | JSON_HEX_QUOT);
+    return json_encode($data);
   }
 
   /**