Fix kubeconfig example for nginx deployment

[tscolari]

Missing the volumeMounts, without it the pod will not start

[k8s-reviewable]

This change is 

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[tscolari]

Bump to verify CLA

[coveralls]

Coverage decreased (-0.02%) to 43.459% when pulling 15fae6c on tscolari:patch-1 into 7434c50 on kubernetes:master.

[aledbf]

/lgtm

[aledbf]

@tscolari thanks!