Updated Upstream (Paper)

Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@a15152e Allow old behavior for CommandRegisteredEvent (#8249)
PaperMC/Paper@0118c0b Improve MojangAPI docs and replace @Deprecated with @ApiStatus.Experimental on draft APIs (#8261)
PaperMC/Paper@3624637 Improve documentation of Inventory#removeItem (#8263)
PaperMC/Paper@a47301e Fix Player#chat kicking all clients (#8262)
PaperMC/Paper@78b19f8 Separate Command Sending to Separate Thread Pool (#8170)

patches/server/0233-UPnP-Port-Forwarding.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] UPnP Port Forwarding
 
 
 diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
-index c5b96bfe37ce7dfddc20e092356cf621ce4e513a..39ca0fa3b274845830c15915aa99e32b6a5795a9 100644
+index 6767bf0dfc55092144f2c24139ab65fcc274d045..4503261e2a7b5bdff09212b5ab540c5544287908 100644
 --- a/src/main/java/net/minecraft/server/MinecraftServer.java
 +++ b/src/main/java/net/minecraft/server/MinecraftServer.java
 @@ -296,6 +296,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -16,9 +16,9 @@ index c5b96bfe37ce7dfddc20e092356cf621ce4e513a..39ca0fa3b274845830c15915aa99e32b
  
      public volatile Thread shutdownThread; // Paper
      public volatile boolean abnormalExit = false; // Paper
-@@ -931,6 +932,14 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
- 
+@@ -932,6 +933,14 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
          MinecraftServer.LOGGER.info("Stopping server");
+         Commands.COMMAND_SENDING_POOL.shutdownNow(); // Paper - Shutdown and don't bother finishing
          MinecraftTimings.stopServer(); // Paper
 +        // Purpur start
 +        if (upnp) {