fix unmask vnc password log

Author: sudo87

plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/resource/wrapper/LibvirtMigrateCommandWrapper.java

@@ -575,9 +575,7 @@ String replaceIpForVNCInDescFileAndNormalizePassword(String xmlDesc, final Strin
                     graphElem = graphElem.replaceAll("passwd='([^\\s]+)'", "passwd='" + vncPassword + "'");
                 }
                 xmlDesc = xmlDesc.replaceAll(GRAPHICS_ELEM_START + CONTENTS_WILDCARD + GRAPHICS_ELEM_END, graphElem);
-                if (logger.isDebugEnabled()) {
-                    logger.debug(String.format("Replaced the VNC IP address [%s] with [%s] in VM [%s].", originalGraphElem, graphElem, vmName));
-                }
+                logger.debug("Replaced the VNC IP address {} with {} in VM {}.", maskSensitiveInfoInXML(originalGraphElem), maskSensitiveInfoInXML(graphElem), vmName);
             }
         }
         return xmlDesc;