Updated Upstream (CraftBukkit/Spigot) (#7580)

Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
881e06e5 PR-725: Add Item Unlimited Lifetime APIs

CraftBukkit Changes:
74c08312 SPIGOT-6962: Call EntityChangeBlockEvent when when FallingBlockEntity starts to fall
64db5126 SPIGOT-6959: Make /loot command ignore empty items for spawn
2d760831 Increase outdated build delay
9ed7e4fb SPIGOT-6138, SPIGOT-6415: Don't call CreatureSpawnEvent after cross-dimensional travel
fc4ad813 SPIGOT-6895: Trees grown with applyBoneMeal() don't fire the StructureGrowthEvent
59733a2e SPIGOT-6961: Actually return a copy of the ItemMeta

Spigot Changes:
ffceeae3 SPIGOT-6956: Drop unload queue patch as attempt at fixing stop issue
e19ddabd PR-1011: Add Item Unlimited Lifetime APIs
34d40b0e SPIGOT-2942: give command fires PlayerDropItemEvent, cancelling it causes Item Duplication

patches/server/0239-Add-Early-Warning-Feature-to-WatchDog.patch

@@ -36,10 +36,10 @@ index d654affc5565622cfabde9b838aa2b40e4e122bb..23ddaffadfafc3b23a09fcba2bf708f5
      public static int tabSpamLimit = 500;
      private static void tabSpamLimiters() {
 diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
-index 61edb76381a83f36d0ade1c35e9999eaad58abd2..432f1d6e5989f861e762a8b919a0048b58e77ce7 100644
+index 4da9491425649b2b930b2304c4aa6692540ff4cb..d6e6bc73f9bbcae99126876a9abdd3468d6c2a7f 100644
 --- a/src/main/java/net/minecraft/server/MinecraftServer.java
 +++ b/src/main/java/net/minecraft/server/MinecraftServer.java
-@@ -1098,6 +1098,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
+@@ -1096,6 +1096,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
                  this.updateStatusIcon(this.status);
  
                  // Spigot start