Add @IgnoreExtraProperties to FirestoreEvent and FirestoreDay

They have extra fields we don't really care about in the app and the
warnings we get in the log because of it are annoying.

Author: rock3r

app/src/main/java/net/squanchy/service/firebase/model/schedule/FirestoreSchedule.kt

@@ -1,17 +1,20 @@
 package net.squanchy.service.firebase.model.schedule
 
+import com.google.firebase.firestore.IgnoreExtraProperties
 import java.util.Date
 
 class FirestoreSchedulePage {
     lateinit var day: FirestoreDay
     var events: List<FirestoreEvent> = emptyList()
 }
 
+@IgnoreExtraProperties
 class FirestoreDay {
     lateinit var id: String
     lateinit var date: Date
 }
 
+@IgnoreExtraProperties
 class FirestoreEvent {
     lateinit var id: String
     lateinit var title: String