enable upgrade config only for 1.0 proxy (#7300)
enable upgrade config only for 1.0 proxy (#7300)

* enable upgrade config only for 1.0 proxy

Signed-off-by: Shriram Rajagopalan <b02049c3ef4acab83d183f0a320d58683d0c3bb3@vmware.com>

* lint

Signed-off-by: Shriram Rajagopalan <b02049c3ef4acab83d183f0a320d58683d0c3bb3@vmware.com>

istio/istio,smawson/istio,geeknoid/istio,istio/istio,smawson/istio,istio/istio,geeknoid/istio,geeknoid/istio,geeknoid/istio,smawson/istio,geeknoid/istio,smawson/istio,istio/istio,geeknoid/istio,smawson/istio,smawson/istio,istio/istio