updated Jsonpointer version to fix the Phantomjs depenency issue

Signed-off-by: Chitra <csivaswamy@juniper.net>
Change-Id: I790d2ca76c57d57c00ce23ae1049e0876227285f
diff --git a/contrail-webui/common/phantomjs-1.9.20.tgz b/contrail-webui/common/phantomjs-1.9.20.tgz
index a73ca95..cf38c4f 100644
--- a/contrail-webui/common/phantomjs-1.9.20.tgz
+++ b/contrail-webui/common/phantomjs-1.9.20.tgz
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