Remove extra period from "Life of Request" doc (#15936)
Remove extra period from "Life of Request" doc (#15936)

Signed-off-by: Kevin Kelani <efa91e710b9557b327e9f2a4990d2dbb61dce345@gmail.com>
lyft/envoy,lyft/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy,lyft/envoy,envoyproxy/envoy,envoyproxy/envoy,lyft/envoy,envoyproxy/envoy,lyft/envoy,envoyproxy/envoy,lyft/envoy,envoyproxy/envoy