Turn on EnforceMaxLifeOfIssues (#1731)

Turning on GitHub Action to enforce the max life of issues. "Close stale issues"

.github/event-processor.config

@@ -23,5 +23,5 @@
   "IdentifyStalePullRequests": "On",
   "CloseAddressedIssues": "On",
   "LockClosedIssues": "On",
-  "EnforceMaxLifeOfIssues": "Off"
+  "EnforceMaxLifeOfIssues": "On"
 }