Add logging for what listener canceled notif

Test: verify bugreport
Bug: 62817750
Change-Id: I6a49ffeb701ad40c25abb9d3c9165bbf845c5173
diff --git a/services/core/java/com/android/server/EventLogTags.logtags b/services/core/java/com/android/server/EventLogTags.logtags
index b516a91..d3ce306 100644
--- a/services/core/java/com/android/server/EventLogTags.logtags
+++ b/services/core/java/com/android/server/EventLogTags.logtags
@@ -71,7 +71,7 @@
 # when a notification action button has been clicked
 27521 notification_action_clicked (key|3),(action_index|1),(lifespan|1),(freshness|1),(exposure|1)
 # when a notification has been canceled
-27530 notification_canceled (key|3),(reason|1),(lifespan|1),(freshness|1),(exposure|1)
+27530 notification_canceled (key|3),(reason|1),(lifespan|1),(freshness|1),(exposure|1),(listener|3)
 # replaces 27510 with a row per notification
 27531 notification_visibility (key|3),(visibile|1),(lifespan|1),(freshness|1),(exposure|1),(rank|1)
 # a notification emited noise, vibration, or light