fake players will inherit caller flying status. Fixes #938

src/main/java/carpet/patches/EntityPlayerMPFake.java

@@ -32,7 +32,7 @@ public class EntityPlayerMPFake extends ServerPlayerEntity
     public Runnable fixStartingPosition = () -> {};
     public boolean isAShadow;
 
-    public static EntityPlayerMPFake createFake(String username, MinecraftServer server, double d0, double d1, double d2, double yaw, double pitch, RegistryKey<World> dimensionId, GameMode gamemode)
+    public static EntityPlayerMPFake createFake(String username, MinecraftServer server, double d0, double d1, double d2, double yaw, double pitch, RegistryKey<World> dimensionId, GameMode gamemode, boolean flying)
     {
         //prolly half of that crap is not necessary, but it works
         ServerWorld worldIn = server.getWorld(dimensionId);
@@ -70,6 +70,7 @@ public class EntityPlayerMPFake extends ServerPlayerEntity
         server.getPlayerManager().sendToDimension(new EntityPositionS2CPacket(instance), dimensionId);//instance.dimension);
         instance.getServerWorld().getChunkManager().updateCameraPosition(instance);
         instance.dataTracker.set(PLAYER_MODEL_PARTS, (byte) 0x7f); // show all model layers (incl. capes)
+        instance.abilities.flying = flying;
         return instance;
     }
 
@@ -94,6 +95,7 @@ public class EntityPlayerMPFake extends ServerPlayerEntity
         server.getPlayerManager().sendToDimension(new EntitySetHeadYawS2CPacket(playerShadow, (byte) (player.headYaw * 256 / 360)), playerShadow.world.getRegistryKey());
         server.getPlayerManager().sendToAll(new PlayerListS2CPacket(PlayerListS2CPacket.Action.ADD_PLAYER, playerShadow));
         player.getServerWorld().getChunkManager().updateCameraPosition(playerShadow);
+        playerShadow.abilities.flying = player.abilities.flying;
         return playerShadow;
     }