The fix replaces the faulty endpoint query with a proper
implementation that constructs the full Keystone URL and
uses the correct session method for authenticated requests.
Change-Id: I99e9018e52589474806cd4673a26436e6bce335a
Signed-off-by: Ashutosh Mishra <ashutosh.mishra1@india.nec.com>
Signed-off-by: Shivam Shukla <shivam.shukla3@india.nec.com>