fixup! test: add Flatcar e2e test

Author: tormath1

test/e2e/data/infrastructure-gcp/cluster-template-ci-flatcar.yaml

@@ -3,6 +3,8 @@ apiVersion: cluster.x-k8s.io/v1beta1
 kind: Cluster
 metadata:
   name: "${CLUSTER_NAME}"
+  labels:
+    cni: "${CLUSTER_NAME}-crs-cni"
 spec:
   clusterNetwork:
     pods:
@@ -243,3 +245,22 @@ spec:
       - export COREOS_GCE_HOSTNAME=$${COREOS_GCE_HOSTNAME%%.*}
       - envsubst < /etc/kubeadm.yml > /etc/kubeadm.yml.tmp
       - mv /etc/kubeadm.yml.tmp /etc/kubeadm.yml
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: "${CLUSTER_NAME}-crs-cni"
+data: ${CNI_RESOURCES}
+---
+apiVersion: addons.cluster.x-k8s.io/v1beta1
+kind: ClusterResourceSet
+metadata:
+  name: "${CLUSTER_NAME}-crs-cni"
+spec:
+  strategy: ApplyOnce
+  clusterSelector:
+    matchLabels:
+      cni: "${CLUSTER_NAME}-crs-cni"
+  resources:
+    - name: "${CLUSTER_NAME}-crs-cni"
+      kind: ConfigMap