Fix bug 2331: override VNF and NS package names for lcmop_01 test

Change-Id: Ife174de28c15c236589c1fc0eef05e2970cc6a50
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/robot-systest/lib/nsd_lib.resource b/robot-systest/lib/nsd_lib.resource
index 0821b1f..4f136fc 100644
--- a/robot-systest/lib/nsd_lib.resource
+++ b/robot-systest/lib/nsd_lib.resource
@@ -38,8 +38,13 @@
 
 Create NSD
     [Documentation]   Upload a NS package to OSM and return the id.
-    [Arguments]   ${nsd_pkg}
-    ${rc}   ${stdout}=   Run And Return Rc And Output   osm nspkg-create ${nsd_pkg}
+    ...               - Parameters:
+    ...                 - nsd_pkg: Name (and location) of the NF Package
+    ...                 - overrides (optional): String with options to override the NS.
+    ...                   Valid strings are the same as in the command. E.g.:
+    ...                   - `--override "name=newname"`: changes the name of the NS package to `newname`.
+    [Arguments]   ${nsd_pkg}   ${overrides}=${EMPTY}
+    ${rc}   ${stdout}=   Run And Return Rc And Output   osm nspkg-create ${overrides} ${nsd_pkg}
     Log   ${stdout}
     Should Be Equal As Integers   ${rc}   ${SUCCESS_RETURN_CODE}
     ${lines}=   Get Line Count   ${stdout}