Allow delegates to cancel notifs they posted

They still cannot see or cancel notifications that the delegator
app posted

Test: cts
Bug: 134585713
Change-Id: If2065010ea5f65cdc0b531441be9a9989214afb7
diff --git a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
index 9fc278e..6fe7881 100644
--- a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
+++ b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
@@ -5683,7 +5683,7 @@
             return;
         }
         try {
-            inm.cancelNotificationWithTag("android", null,
+            inm.cancelNotificationWithTag("android", "android", null,
                     SystemMessage.NOTE_HEAVY_WEIGHT_NOTIFICATION, userId);
         } catch (RuntimeException e) {
             Slog.w(TAG, "Error canceling notification for service", e);