remove the repeat word

docs/authentication.md

@@ -125,7 +125,7 @@ data:
     * :warning: When the cluster first comes up the aws-iam-authenticator PODs will be in a bad state.
 as it is trying to find the aws-iam-authenticator ConfigMap and we have not yet created it.
 * Once the cluster is up, you'll need to create an aws-iam-authenticator configMap on the cluster `kubectl apply -f aws-iam-authenticator_example-config.yaml`
-* Once the configuration is created you need to delete the initially created aws-iam-authenticator PODs, this will force new ones to come and and correctly find the ConfigMap.
+* Once the configuration is created you need to delete the initially created aws-iam-authenticator PODs, this will force new ones to come and correctly find the ConfigMap.
 ```
 kubectl get pods -n kube-system | grep aws-iam-authenticator | awk '{print $1}' | xargs kubectl delete pod -n kube-system
 ```

upup/models/cloudup/resources/addons/networking.cilium.io/k8s-1.12.yaml.template

@@ -229,7 +229,7 @@ rules:
   - ""
   resources:
   # to automatically read from k8s and import the node's pod CIDR to cilium's
-  # etcd so all nodes know how to reach another pod running in in a different
+  # etcd so all nodes know how to reach another pod running in a different
   # node.
   - nodes
   # to perform the translation of a CNP that contains `ToGroup` to its endpoints

upup/models/cloudup/resources/addons/networking.cilium.io/k8s-1.7.yaml.template

@@ -229,7 +229,7 @@ rules:
   - ""
   resources:
   # to automatically read from k8s and import the node's pod CIDR to cilium's
-  # etcd so all nodes know how to reach another pod running in in a different
+  # etcd so all nodes know how to reach another pod running in a different
   # node.
   - nodes
   # to perform the translation of a CNP that contains `ToGroup` to its endpoints