Fix MapLike Codec missing key 'selector' (#8634)

* Fix MapLike Codec missing key 'selector'

* Make sure a new instance is created each time

patches/server/0948-Fix-MapLike-Codec-missing-key-selector.patch

@@ -0,0 +1,19 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <jake.m.potrebic@gmail.com>
+Date: Fri, 9 Dec 2022 12:11:39 -0800
+Subject: [PATCH] Fix MapLike Codec missing key 'selector'
+
+
+diff --git a/src/main/java/net/minecraft/world/level/gameevent/vibrations/VibrationListener.java b/src/main/java/net/minecraft/world/level/gameevent/vibrations/VibrationListener.java
+index f25d523ae5a5228bca376c4911a92608f4c82df8..3288837a406539c4a22464524ffb2e727c6ad32b 100644
+--- a/src/main/java/net/minecraft/world/level/gameevent/vibrations/VibrationListener.java
++++ b/src/main/java/net/minecraft/world/level/gameevent/vibrations/VibrationListener.java
+@@ -97,7 +97,7 @@ public class VibrationListener implements GameEventListener {
+                 return vibrationlistener.listenerRange;
+             }), VibrationInfo.CODEC.optionalFieldOf("event").forGetter((vibrationlistener) -> {
+                 return Optional.ofNullable(vibrationlistener.currentVibration);
+-            }), VibrationSelector.CODEC.fieldOf("selector").forGetter((vibrationlistener) -> {
++            }), Codec.optionalField("selector", VibrationSelector.CODEC).xmap(o -> o.orElseGet(VibrationSelector::new), Optional::of).forGetter((vibrationlistener) -> { // Paper - fix MapLike spam for missing "selector" in 1.19.2
+                 return vibrationlistener.selectionStrategy;
+             }), ExtraCodecs.NON_NEGATIVE_INT.fieldOf("event_delay").orElse(0).forGetter((vibrationlistener) -> {
+                 return vibrationlistener.travelTimeInTicks;