Fix incorrect check on vehicle for auto dismount

This fixes an issue where players are dismounted from their horse on logout.

Spigot-Server-Patches/0413-Workaround-for-vehicle-tracking-issue-on-disconnect.patch

@@ -1,11 +1,11 @@
-From e262239a6dbe5860f2a3172d3eeb5ec57b629941 Mon Sep 17 00:00:00 2001
+From 53659657d97290f811c4da3416173e58e13e727b Mon Sep 17 00:00:00 2001
 From: connorhartley <vectrixu+gh@gmail.com>
 Date: Mon, 7 Jan 2019 14:43:48 -0600
 Subject: [PATCH] Workaround for vehicle tracking issue on disconnect
 
 
 diff --git a/src/main/java/net/minecraft/server/EntityPlayer.java b/src/main/java/net/minecraft/server/EntityPlayer.java
-index de17da992..0b7b2c22d 100644
+index de17da9925..010749ddc3 100644
 --- a/src/main/java/net/minecraft/server/EntityPlayer.java
 +++ b/src/main/java/net/minecraft/server/EntityPlayer.java
 @@ -1113,6 +1113,13 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
@@ -14,7 +14,7 @@ index de17da992..0b7b2c22d 100644
          this.ejectPassengers();
 +
 +        // Paper start - Workaround an issue where the vehicle doesn't track the passenger disconnection dismount.
-+        if (this.isPassenger() && this.getVehicle() instanceof EntityLiving) {
++        if (this.isPassenger() && this.getVehicle() instanceof EntityPlayer) {
 +            this.stopRiding();
 +        }
 +        // Paper end