Update stale.yml (#1519)

Author: TomWFox

.github/stale.yml

@@ -12,7 +12,7 @@ exemptLabels:
   - needs investigation
   - up for grabs
 # Label to use when marking an issue as stale
-staleLabel: Won't Fix
+staleLabel: Stale
 # Comment to post when marking an issue as stale. Set to `false` to disable
 markComment: >
   This issue has been automatically marked as stale because it has not had