Excavator: stale-bot closes PRs after 14 days of inactivity (#425)

Author: svc-excavator-bot

.github/stale.yml

@@ -1,5 +1,7 @@
 # Excavator auto-updates this file. Please contribute improvements to the central template:
 
+only: pulls
+staleLabel: stale
 pulls:
   daysUntilStale: 14
   daysUntilClose: 7
@@ -8,10 +10,3 @@ pulls:
     This PR has been automatically marked as stale because it has not been touched in the last 14 days.
     If you'd like to keep it open, please leave a comment or add the 'long-lived' label, otherwise it'll be closed in 7 days.
   closeComment: false
-  staleLabel: stale
-
-issues:
-  daysUntilStale: 120
-  daysUntilClose: false
-  exemptLabels: [ long-lived ]
-  staleLabel: wontfix