12: Multi-alarm bug fix

src/main/tjava/com/r35157/jupiterperpsalarm/impl/ref/PriceAlarm.tjava

@@ -28,6 +28,7 @@ public final class PriceAlarm {
         previousReached = reached;
 
         if (!reached) {
+            previousReached = false;
             return;
         }
 
@@ -41,7 +42,7 @@ public final class PriceAlarm {
         }
 
         if (definition.trigger() == AlarmTrigger.PERSISTENT) {
-            if (enteredTriggeredSide || persistentGracePeriodHasPassed()) {
+            if (lastTriggeredAt == null || persistentGracePeriodHasPassed()) {
                 trigger(price);
             }
             return;