Fix build for last commit. 5am commits are great

Spigot-Server-Patches/Forced-Watchdog-Crash-support-and-Improve-Async-Shut.patch

@@ -61,7 +61,7 @@ index 1ef7890da5..e62ca0543f 100644
  
      @Override
 diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
-index 7bfadb35d2..f68494b030 100644
+index 7bfadb35d2..1086d1caac 100644
 --- a/src/main/java/net/minecraft/server/MinecraftServer.java
 +++ b/src/main/java/net/minecraft/server/MinecraftServer.java
 @@ -0,0 +0,0 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
@@ -128,7 +128,6 @@ index 7bfadb35d2..f68494b030 100644
 +            // Paper start
 +            if (throwable instanceof ThreadDeath) {
 +                MinecraftServer.LOGGER.error("Main thread terminated by WatchDog due to hard crash", throwable);
-+                isThreadDeath = true;
 +                return;
 +            }
 +            // Paper end