Fix warning about deprecation of 'Run Keyword Unless' keyword

Change-Id: I97ed0aaac318484fec4dfd586a1f2596bbadf40f
Signed-off-by: aguilard <e.dah.tid@telefonica.com>
diff --git a/robot-systest/testsuite/basic_09-manual_vdu_scaling.robot b/robot-systest/testsuite/basic_09-manual_vdu_scaling.robot
index dfb502e..f5cdf0f 100644
--- a/robot-systest/testsuite/basic_09-manual_vdu_scaling.robot
+++ b/robot-systest/testsuite/basic_09-manual_vdu_scaling.robot
@@ -96,7 +96,7 @@
     @{vdur_list}=   Get Vnf Vdur Names   ${vnf_id}
     Log List   ${vdur_list}
     ${vdurs}=   Get Length   ${vdur_list}
-    Run Keyword Unless   ${vdurs} == ${initial_vdur_count} + 1   Fail   msg=There is no new VDU records in the VNF after Scale Out
+    Run Keyword If   ${vdurs} != ${initial_vdur_count} + 1   Fail   msg=There is no new VDU records in the VNF after Scale Out
 
 
 Perform Manual Vdu Scale In
@@ -113,7 +113,7 @@
     @{vdur_list}=   Get Vnf Vdur Names   ${vnf_id}
     Log List   ${vdur_list}
     ${vdurs}=   Get Length   ${vdur_list}
-    Run Keyword Unless   ${vdurs} == ${initial_vdur_count}   Fail   msg=There is the same number of VDU records in the VNF after Scale In
+    Run Keyword If   ${vdurs} != ${initial_vdur_count}   Fail   msg=There is the same number of VDU records in the VNF after Scale In
 
 
 Delete NS Instance