Fix gitops02 test to delete dummy VIM properly

Change-Id: I674beb27694f3a8fed7a9632d521a5200fb6b4f1
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/robot-systest/testsuite/gitops_02-declarative_cluster_registration_oka_ksu.robot b/robot-systest/testsuite/gitops_02-declarative_cluster_registration_oka_ksu.robot
index 8965a0b..e5ad111 100644
--- a/robot-systest/testsuite/gitops_02-declarative_cluster_registration_oka_ksu.robot
+++ b/robot-systest/testsuite/gitops_02-declarative_cluster_registration_oka_ksu.robot
@@ -143,7 +143,7 @@
 Delete Dummy VIM For The Testsuite
     [Documentation]   Delete dummy VIM for the testsuite.
     [Tags]   vim   cluster   cleanup
-    Delete VIM Target   gitops_02_vim
+    Delete VIM Target   ${VIM_NAME}
 
 Delete OKA Packages For The Testsuite
     [Documentation]   Delete OKA packages for the testsuite.