Fix whitespace error in recent patch

patches/server/0949-Fix-player-kick-on-shutdown.patch

@@ -9,7 +9,7 @@ also check if all packets are ignored during the shutdown process.
 See net.minecraft.network.Connection#channelRead0(ChannelHandlerContext, Packet) and net.minecraft.util.thread.BlockableEventLoop#executeIfPossible(Runnable)
 
 diff --git a/src/main/java/net/minecraft/network/protocol/PacketUtils.java b/src/main/java/net/minecraft/network/protocol/PacketUtils.java
-index 8bc0cb9ad5bb4e76d962ff54305e2c08e279a17b..edefab4e22ee7217e17eb036165ce58788d4c782 100644
+index 8bc0cb9ad5bb4e76d962ff54305e2c08e279a17b..27d4aa45e585842c04491839826d405d6f447f0e 100644
 --- a/src/main/java/net/minecraft/network/protocol/PacketUtils.java
 +++ b/src/main/java/net/minecraft/network/protocol/PacketUtils.java
 @@ -41,7 +41,7 @@ public class PacketUtils {
@@ -17,7 +17,7 @@ index 8bc0cb9ad5bb4e76d962ff54305e2c08e279a17b..edefab4e22ee7217e17eb036165ce587
      public static <T extends PacketListener> void ensureRunningOnSameThread(Packet<T> packet, T listener, BlockableEventLoop<?> engine) throws RunningOnDifferentThreadException {
          if (!engine.isSameThread()) {
 -            engine.executeIfPossible(() -> {
-+            engine.execute(() -> { // Paper - Fix preemptive player kick on a server shutdown. 
++            engine.execute(() -> { // Paper - Fix preemptive player kick on a server shutdown.
                  packetProcessing.push(listener); // Paper - detailed watchdog information
                  try { // Paper - detailed watchdog information
                  if (MinecraftServer.getServer().hasStopped() || (listener instanceof ServerGamePacketListenerImpl && ((ServerGamePacketListenerImpl) listener).processedDisconnect)) return; // CraftBukkit, MC-142590