Fix broken documentation formatting

On the documentation website

*foo*s is rendered as *foo*s rather than an italic foo followed by an s.

For reference, see the attached screenshot.

Signed-off-by: Colin L. Rice <[email protected]>

Author: c00w

docs/deployment/kubernetes.md

@@ -4,7 +4,7 @@ This guide is for deployment to a vanilla Kubernetes 1.8 or 1.9 cluster running
 
 ## Kubernetes
 
-OpenFaaS is Kubernetes-native and uses *Deployments*, *Service*s and *Secret*s. For more detail check out the ["faas-netes" repository](https://github.com/openfaas/faas-netes).
+OpenFaaS is Kubernetes-native and uses *Deployments*, *Services* and *Secrets*. For more detail check out the ["faas-netes" repository](https://github.com/openfaas/faas-netes).
 
 !!! note
     For deploying on a cloud that supports Kubernetes *LoadBalancers* you may also want to apply the configuration in: `cloud/lb.yml`.