Update benchmark dev doc (#8402)
Update benchmark dev doc (#8402)

* update

* update

* Update test/performance/dev.md

Co-authored-by: Matt Moore <866b498749d560dfd4b9805e44d1fa0b8bc948c7@vmware.com>

* Update test/performance/dev.md

Co-authored-by: Matt Moore <866b498749d560dfd4b9805e44d1fa0b8bc948c7@vmware.com>

* patch both kpa and deploy

* Update test/performance/dev.md

Co-authored-by: Victor Agababov <29ed1c40bf00f9a71e313ca3262e986de0ae4ddf@gmail.com>

* comment change

Co-authored-by: Matt Moore <866b498749d560dfd4b9805e44d1fa0b8bc948c7@vmware.com>
Co-authored-by: Victor Agababov <29ed1c40bf00f9a71e313ca3262e986de0ae4ddf@gmail.com>
knative/serving,knative/serving