Update kx and ks aliases to use kubeswitch.

ansible/roles/kubernetes/files/ks

@@ -4,4 +4,4 @@ set -euo pipefail
 IFS=$'\n\t'
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
-exec kubens "$@"
+exec switcher namespace "$@"

ansible/roles/kubernetes/files/kx

@@ -4,4 +4,4 @@ set -euo pipefail
 IFS=$'\n\t'
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
-exec kubectx "$@"
+exec switcher "$@"

ansible/roles/kubernetes/tasks/linux.yaml

@@ -21,7 +21,6 @@
     name:
       - yamllint
       - stern
-      - kubectx
       - kubeswitch
       - flux-scm
       - kubectl-minio