e2e: Apply environment variables in TestStep script

e2e/linodecluster-controller/minimal/02-create-linodecluster.yaml

@@ -1,6 +1,19 @@
 apiVersion: kuttl.dev/v1beta1
 kind: TestStep
 commands:
-  - script: |-
-      CLUSTER_UID="$(OBJ=clusters/cluster-sample make getKubeUid)" \
-      TS="$(TPL="$PWD/02-create-linodecluster.tpl.yml" make renderTestCase)" make runTestSuit
+  - script: |
+      CLUSTER_UID="$(OBJ=clusters/cluster-sample make getKubeUid)"
+
+      cat <<EOF | kubectl apply -n $NAMESPACE -f -
+      apiVersion: infrastructure.cluster.x-k8s.io/v1alpha1
+      kind: LinodeCluster
+      metadata:
+        name: linodecluster-sample
+        ownerReferences:
+        - apiVersion: cluster.x-k8s.io/v1beta1
+          kind: Cluster
+          name: cluster-sample
+          uid: $CLUSTER_UID
+      spec:
+        region: us-sea
+      EOF