fix: e2e tests with conntrack required by k8s/minikube

Author: tomplus

scripts/kube-init.sh

@@ -35,6 +35,10 @@ setenforce 0
 HOME=/home/travis
 sudo mount --make-rshared /
 
+# Install conntrack (required by minikube/K8s 1.18+)
+sudo apt-get update
+sudo apt-get install -y conntrack
+
 # Install docker if needed
 path_to_executable=$(which docker)
 if [ -x "$path_to_executable" ] ; then