Fix condition to check for AWS cluster scale, rename nodepool to nodegroup

Change-Id: I9618fa83a009c803b55565c6f6cc675537875f87
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/osm_lcm/odu_libs/workflows.py b/osm_lcm/odu_libs/workflows.py
index 55163e7..92c4602 100644
--- a/osm_lcm/odu_libs/workflows.py
+++ b/osm_lcm/odu_libs/workflows.py
@@ -94,12 +94,12 @@
             "api_plural": "clusters",
             "api_version": "v1beta2",
         },
-        "nodepool_aws": {
+        "nodegroup_aws": {
             "api_group": "eks.aws.upbound.io",
             "api_plural": "nodegroups",
             "api_version": "v1beta1",
         },
-        "nodepool_gcp": {
+        "nodegroup_gcp": {
             "api_group": "container.gcp.upbound.io",
             "api_plural": "nodepools",
             "api_version": "v1beta2",