fix docs/setup/kubernetes/sidecar-injection.html links (#940)
fix docs/setup/kubernetes/sidecar-injection.html links (#940)


istio/istio.io,istio/istio.io,linsun/istio.github.io,jasminejaksic/istio.github.io,geeknoid/istio.github.io,jasminejaksic/istio.github.io,linsun/istio.github.io,linsun/istio.github.io,ZackButcher/istio.github.io,geeknoid/istio.github.io,ZackButcher/istio.github.io,geeknoid/istio.github.io,linsun/istio.github.io,istio/istio.io,ZackButcher/istio.github.io,linsun/istio.github.io,ZackButcher/istio.github.io,jasminejaksic/istio.github.io,geeknoid/istio.github.io,istio/istio.io,jasminejaksic/istio.github.io,istio/istio.io,geeknoid/istio.github.io,istio/istio.io,istio/istio.io