sdk: updated api URL

Change-Id: I7438441a2ef1c9d41c44d51782a5631670a267d7
Bug-Url: https://bugzilla.redhat.com/1055517
Signed-off-by: Sandro Bonazzola <sbonazzo@redhat.com>
(cherry picked from commit 84efb44ce10fa4518fde75a4778654969f321c95)