Settings: Calendar event zen rule string updates.

- Remove Attendance option.
 - Use new reply value, tweak wording and summaries.

Bug: 20064962
Change-Id: I6977b494e54752fa87ea08df0ed085129a09a3d3

src/com/android/settings/notification/ZenRuleNameDialog.java

@@ -166,7 +166,6 @@ public abstract class ZenRuleNameDialog {
     private static RuleInfo defaultNewEvent() {
         final EventInfo event = new EventInfo();
         event.calendar = 0; // any
-        event.attendance = EventInfo.ATTENDANCE_REQUIRED_OR_OPTIONAL;
         event.reply = EventInfo.REPLY_ANY_EXCEPT_NO;
         final RuleInfo rt = new RuleInfo();
         rt.settingsAction = ZenModeEventRuleSettings.ACTION;