chore: add config for "stale" bot service (#4364)
chore: add config for "stale" bot service (#4364)

* chore: add config for "stale" bot service

* fix: make PRs stale after a week

This repo is deprecated and shouldn't be getting any PRs.

Azure/acs-engine,Azure/acs-engine,Azure/acs-engine,Azure/acs-engine,Azure/acs-engine