pom: update jglobus library

a bugfix build of jglobus:

Changelog for v2.0.6-rc5.d..v2.0.6-rc6.d
    * [7429aa2] gridftp: Propagate FTP failure reply in client
    * [d734763] fix handling of DN with comma as per rfc1779

Ticket: #8285
Ticket: #8312
Acked-by: Paul Millar
Target: master, 2.9, 2.8, 2.7, 2.6
Require-book: no
Require-notes: yes
(cherry picked from commit 005b7bf)
Signed-off-by: Tigran Mkrtchyan <tigran.mkrtchyan@desy.de>

Author: kofemann

pom.xml

@@ -33,7 +33,7 @@
         <version.jetty>7.6.10.v20130312</version.jetty>
         <version.wicket>1.5.10</version.wicket>
         <version.xrootd4j>1.2.5</version.xrootd4j>
-        <version.jglobus>2.0.6-rc5.d</version.jglobus>
+        <version.jglobus>2.0.6-rc6.d</version.jglobus>
         <version.openmq>4.5.2</version.openmq>
 
         <!-- BouncyCastle seems to change the naming convention of