[CORD-2797]
Pin to a specific kubespray version

Change-Id: I13cf616ad884e8b635fdf429bb656c7475f2417e
diff --git a/roles/kubectl/defaults/main.yml b/roles/kubectl/defaults/main.yml
index 6f8efc3..becc351 100644
--- a/roles/kubectl/defaults/main.yml
+++ b/roles/kubectl/defaults/main.yml
@@ -15,11 +15,11 @@
 
 # kubeadm/defaults/main.yml
 
-kubernetes_version: "1.9.2"
+kubernetes_version: "1.9.3"
 
 # These vars need to be determined on a per-OS/arch/dl basis
 cpu_arch: "amd64"
-kubectl_dl_checksum: "sha256:455999c8232c57748f4cee4b5446ee39fe8af093434d732ddcd628a02f3d9118"
+kubectl_dl_checksum: "sha256:81eb30e62a12d6e0527a6a3c2a9501b56d65777bf66684739b16a0afe826c8f8"
 
 kubectl_dl_url: "https://storage.googleapis.com/kubernetes-release/release/v{{ kubernetes_version }}/bin/{{ ansible_system | lower }}/{{ cpu_arch }}/kubectl"