fix overview example (#4505)
fix overview example (#4505)

Signed-off-by: Rama <40109507d7c707c570c476fc1522e2d26df7f15e@salesforce.com>
envoyproxy/envoy,lyft/envoy,istio/envoy,istio/envoy,envoyproxy/envoy-wasm,envoyproxy/envoy-wasm,envoyproxy/envoy-wasm,dnoe/envoy,eklitzke/envoy,lizan/envoy,lizan/envoy,envoyproxy/envoy,jrajahalme/envoy,lyft/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy-wasm,envoyproxy/envoy,dnoe/envoy,lizan/envoy,envoyproxy/envoy,dnoe/envoy,dnoe/envoy,istio/envoy,jrajahalme/envoy,lizan/envoy,envoyproxy/envoy-wasm,dnoe/envoy,lyft/envoy,istio/envoy,istio/envoy,envoyproxy/envoy,lyft/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy,lizan/envoy,istio/envoy,istio/envoy,jrajahalme/envoy,lyft/envoy,lyft/envoy,eklitzke/envoy,eklitzke/envoy,envoyproxy/envoy-wasm,jrajahalme/envoy,envoyproxy/envoy-wasm,jrajahalme/envoy,lizan/envoy,envoyproxy/envoy,eklitzke/envoy,eklitzke/envoy,envoyproxy/envoy,eklitzke/envoy,jrajahalme/envoy