Remove outdated doc about using deprecated-v1 (#3543)
Remove outdated doc about using deprecated-v1 (#3543)

Signed-off-by: Shriram Rajagopalan <b02049c3ef4acab83d183f0a320d58683d0c3bb3@vmware.com>
envoyproxy/envoy,envoyproxy/envoy-wasm,eklitzke/envoy,istio/envoy,envoyproxy/envoy,envoyproxy/envoy,lizan/envoy,istio/envoy,envoyproxy/envoy,lyft/envoy,envoyproxy/envoy,jrajahalme/envoy,lizan/envoy,istio/envoy,sebrandon1/envoy,envoyproxy/envoy,envoyproxy/envoy-wasm,jrajahalme/envoy,lyft/envoy,dnoe/envoy,envoyproxy/envoy,lyft/envoy,envoyproxy/envoy-wasm,envoyproxy/envoy-wasm,lizan/envoy,jrajahalme/envoy,istio/envoy,eklitzke/envoy,dnoe/envoy,sebrandon1/envoy,eklitzke/envoy,envoyproxy/envoy,sebrandon1/envoy,jrajahalme/envoy,eklitzke/envoy,istio/envoy,envoyproxy/envoy,eklitzke/envoy,jrajahalme/envoy,dnoe/envoy,envoyproxy/envoy,lyft/envoy,dnoe/envoy,lyft/envoy,lyft/envoy,lizan/envoy,istio/envoy,sebrandon1/envoy,envoyproxy/envoy,envoyproxy/envoy,jrajahalme/envoy,lizan/envoy,eklitzke/envoy,envoyproxy/envoy-wasm,envoyproxy/envoy-wasm,dnoe/envoy,envoyproxy/envoy-wasm,lizan/envoy,istio/envoy,sebrandon1/envoy