Updated Upstream (Bukkit/CraftBukkit/Spigot)

Upstream has released updates that appears to apply and compile correctly.

This update has been tested to ensure that World Conversion still occurs correctly.

Bukkit Changes:
0812ce2c SPIGOT-4397: isChunkGenerated API

CraftBukkit Changes:
4824655c SPIGOT-4398: Upgrade to ASM 6.2.1 for better Java 11 support
eea43870 MC-134115: Fix issues converting tile entities
1a7f2d10 SPIGOT-4397: isChunkGenerated API
40aed54d SPIGOT-4396: Improve vehicle movement

Spigot Changes:
f6a273b1 Rebuild patches

Spigot-Server-Patches/0057-Add-exception-reporting-event.patch

@@ -1,4 +1,4 @@
-From 14083c3e9a3f5e184795d82f42a51a3541b4dbd9 Mon Sep 17 00:00:00 2001
+From 29d87f4766b15630691b1f4cfe68a506109bc545 Mon Sep 17 00:00:00 2001
 From: Joseph Hirschfeld <joe@ibj.io>
 Date: Thu, 3 Mar 2016 03:15:41 -0600
 Subject: [PATCH] Add exception reporting event
@@ -50,7 +50,7 @@ index 0000000000..93397188b7
 +}
 \ No newline at end of file
 diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
-index a04a296172..ab579b9052 100644
+index 3647d12ee2..fc0f052c70 100644
 --- a/src/main/java/net/minecraft/server/Chunk.java
 +++ b/src/main/java/net/minecraft/server/Chunk.java
 @@ -1,5 +1,6 @@
@@ -68,7 +68,7 @@ index a04a296172..ab579b9052 100644
      public IBlockData getType(BlockPosition blockposition) {
          return this.getBlockData(blockposition.getX(), blockposition.getY(), blockposition.getZ());
      }
-@@ -803,10 +805,15 @@ public class Chunk implements IChunkAccess {
+@@ -815,10 +817,15 @@ public class Chunk implements IChunkAccess {
              this.tileEntities.remove(blockposition);
              // Paper end
          } else {
@@ -89,7 +89,7 @@ index a04a296172..ab579b9052 100644
          }
      }
 diff --git a/src/main/java/net/minecraft/server/ChunkProviderServer.java b/src/main/java/net/minecraft/server/ChunkProviderServer.java
-index 046973a4ed..d73034f329 100644
+index 0b03c6266a..d16fc452e3 100644
 --- a/src/main/java/net/minecraft/server/ChunkProviderServer.java
 +++ b/src/main/java/net/minecraft/server/ChunkProviderServer.java
 @@ -15,6 +15,7 @@ import java.util.function.BooleanSupplier;