Merge pull request #189814 from AaronMaxwell/aaronmax-update-apm-tables

[AppInsights][AaronMax] replacing AppSystemEvents

Author: PRMerger20

articles/azure-monitor/app/apm-tables.md

@@ -373,7 +373,7 @@ Legacy table: requests
 |user_AuthenticatedId|string|UserAuthenticatedId|string|
 |user_Id|string|UserId|string|
 
-### AppSystemEvents
+### AppExceptions
 
 Legacy table: exceptions