Feature 10975: Get vim-flavor-id from instantiation params

Change-Id: If0d5e836a1cd61ac3e62ade1bc5768d1f08ee147
Signed-off-by: Gabriel Cuba <gcuba@whitestack.com>
diff --git a/osm_lcm/ns.py b/osm_lcm/ns.py
index 63a9b67..0fce107 100644
--- a/osm_lcm/ns.py
+++ b/osm_lcm/ns.py
@@ -1250,6 +1250,9 @@
                             vdu_instantiation_params, vdud
                         )
                         vdur["additionalParams"]["OSM"]["vdu_volumes"] = vdu_volumes
+                        vdur["additionalParams"]["OSM"][
+                            "vim_flavor_id"
+                        ] = vdu_instantiation_params.get("vim-flavor-id")
                 vdur_list.append(vdur)
             target_vnf["vdur"] = vdur_list
             target["vnf"].append(target_vnf)