Limit when a ranking reconsidering can alert

Otherwise notifications that were silenced by DND that
still exist when DND is turned off can re-alert.

Test: StatusBarTest,  "with zen". No alerts should happen
within ~10 seconds of starting the test
Change-Id: I9e58118c0a40e0d4f1bafb0913e569b560879ba2
Fixes: 62355996
diff --git a/tests/StatusBar/AndroidManifest.xml b/tests/StatusBar/AndroidManifest.xml
index 81442bf..6a082e9 100644
--- a/tests/StatusBar/AndroidManifest.xml
+++ b/tests/StatusBar/AndroidManifest.xml
@@ -6,6 +6,7 @@
     <uses-permission android:name="android.permission.EXPAND_STATUS_BAR" />
     <uses-permission android:name="android.permission.VIBRATE" />
     <uses-permission android:name="android.permission.CHANGE_COMPONENT_ENABLED_STATE" />
+    <uses-permission android:name="android.permission.MANAGE_NOTIFICATIONS" />
 
     <application>
         <activity android:name="StatusBarTest" android:label="_StatusBar">