minor bug-fix: change scenario var from scenario to bluprint in playbook

Change-Id: I5ed757212acb4551aad9969473587585cd5f8f21
diff --git a/xos/synchronizer/steps/vspgwctenant_playbook.yaml b/xos/synchronizer/steps/vspgwctenant_playbook.yaml
index cd22fc1..82b35cc 100644
--- a/xos/synchronizer/steps/vspgwctenant_playbook.yaml
+++ b/xos/synchronizer/steps/vspgwctenant_playbook.yaml
@@ -32,7 +32,7 @@
     - s11_sgw_ip: {{  s11_sgw_ip }}
     - s11_mme_ip: {{ s11_mme_ip }}
     - s1u_sgw_ip: {{ s1u_sgw_ip }}
-    - scenario: {{ scenario }}
+    - scenario: {{ blueprint }}
     - cpu_hexacode: "0x0e"
     - sgi_as_ip: {{ sgi_as_ip }}
     - sgi_spgwu_ip: {{ sgi_spgwu_ip }}