Updated Upstream (Paper & Airplane)

Upstream has released updates that appear to apply and compile correctly

Paper Changes:
47d48790d Change return type of ItemStack#editMeta to allow checking for successful vs non-successful edits
7aabe7d56 [CI-SKIP] fix minecart vs minecraft typos (#5713)
f775e87b4 [CI-SKIP] ci: update setup-java action (#5710)
c58b3b277 ci: replace Java 11 with Java 16 in GH Actions build flow (#5709)
4b72327a6 ItemStack#editMeta
68984b664 Add Unix domain socket support (#5611)
68c67e680 Add Mob#lookAt API (#5633)
4bacecd16 [Auto] Updated Upstream (Bukkit/CraftBukkit)
1f28e6eeb Fix default ChatRenderer when no plugins are installed (#5702)
ecb0d32ca Enhance (Async)ChatEvent with per-viewer rendering API (#5684)

Airplane Changes:
636dbff0f [ci skip] Cleanup mcdev import files
c57932048 [ci skip] Remove icons
7ada9a476 [skip ci] Need to specify 1.16.5 in the README of course
813df1a44 Update README
daf3f0b29 Optimize air case for raytracing

patches/api/0013-ItemFactory-getMonsterEgg.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] ItemFactory#getMonsterEgg
 
 
 diff --git a/src/main/java/org/bukkit/inventory/ItemFactory.java b/src/main/java/org/bukkit/inventory/ItemFactory.java
-index 673477470d110c53922e9e774158d4dc58f1bba0..4b37b6108dd40c6d091a0e5e6b2188ff60567492 100644
+index ec7c07564608386c3f7d4322d0af4cbb7d92bc74..39323b3151c733392333858a2dbf1f3f8637341e 100644
 --- a/src/main/java/org/bukkit/inventory/ItemFactory.java
 +++ b/src/main/java/org/bukkit/inventory/ItemFactory.java
 @@ -242,4 +242,15 @@ public interface ItemFactory {

patches/api/0019-ItemStack-convenience-methods.patch

@@ -50,7 +50,7 @@ index 9b1c9e60dba9ea3ef8d8e164f13dd76daf57db8e..b04e9de7183f00a9a47c1fce26895c83
 +    // Purpur end
  }
 diff --git a/src/main/java/org/bukkit/inventory/ItemStack.java b/src/main/java/org/bukkit/inventory/ItemStack.java
-index 0f8c593ae9bca46081f0b22c2d763a2699175398..ff17e3165beedee235c738ebc8e9c9f1a7ab52ca 100644
+index 3e2c08641edffcf00b230ad624685aaff30af0e5..fceba6780a15c274c4689eccbeb6dfb2eee25ed9 100644
 --- a/src/main/java/org/bukkit/inventory/ItemStack.java
 +++ b/src/main/java/org/bukkit/inventory/ItemStack.java
 @@ -17,6 +17,18 @@ import org.bukkit.inventory.meta.ItemMeta;
@@ -72,7 +72,7 @@ index 0f8c593ae9bca46081f0b22c2d763a2699175398..ff17e3165beedee235c738ebc8e9c9f1
  
  /**
   * Represents a stack of items.
-@@ -896,4 +908,626 @@ public class ItemStack implements Cloneable, ConfigurationSerializable, net.kyor
+@@ -914,4 +926,626 @@ public class ItemStack implements Cloneable, ConfigurationSerializable, net.kyor
          return Bukkit.getUnsafe().isValidRepairItemStack(toBeRepaired, this);
      }
      // Paper end

patches/api/0030-Left-handed-API.patch

@@ -5,10 +5,10 @@ Subject: [PATCH] Left handed API
 
 
 diff --git a/src/main/java/org/bukkit/entity/Mob.java b/src/main/java/org/bukkit/entity/Mob.java
-index d726453c041a980576312b6bee96a07837f37974..9d4eae5cf0bf8d01954db85b431bcdca8490ee8f 100644
+index 7d4ce660adb21e579e564796568945ee20f0ca59..4205dc5746dafd966f95103cdd2a1a55e79642f8 100644
 --- a/src/main/java/org/bukkit/entity/Mob.java
 +++ b/src/main/java/org/bukkit/entity/Mob.java
-@@ -64,4 +64,20 @@ public interface Mob extends LivingEntity, Lootable {
+@@ -146,4 +146,20 @@ public interface Mob extends LivingEntity, Lootable {
       * @return whether the mob is aware
       */
      public boolean isAware();

patches/api/0033-Fix-javadoc-warnings-missing-param-and-return.patch

@@ -420,10 +420,10 @@ index 5bb677ce585b856b3d3e589e29786a29619c56a7..613f00fa387dcc5af3191e550dea9d4d
      private final LongAdder cachedSize = new LongAdder();
  
 diff --git a/src/main/java/io/papermc/paper/event/player/AsyncChatEvent.java b/src/main/java/io/papermc/paper/event/player/AsyncChatEvent.java
-index a0f748957f4472103dd27fc95a711a42de7fae89..c66b49f05be7a9cc26ba595829d7751d38aebeb1 100644
+index d85006591808b61518545c9f5b0b5915c19e0a9d..363dc1e3157fb94671e07fbdc0f0f7357e308589 100644
 --- a/src/main/java/io/papermc/paper/event/player/AsyncChatEvent.java
 +++ b/src/main/java/io/papermc/paper/event/player/AsyncChatEvent.java
-@@ -19,6 +19,11 @@ public final class AsyncChatEvent extends AbstractChatEvent {
+@@ -37,6 +37,11 @@ public final class AsyncChatEvent extends AbstractChatEvent {
      }
  
      /**
@@ -432,14 +432,14 @@ index a0f748957f4472103dd27fc95a711a42de7fae89..c66b49f05be7a9cc26ba595829d7751d
 +     * @param recipients Recipients
 +     * @param formatter Formatter
 +     * @param message Message
-      * @deprecated use {@link #AsyncChatEvent(boolean, Player, Set, ChatComposer, Component)}
+      * @deprecated for removal with 1.17, use {@link #AsyncChatEvent(boolean, Player, Set, ChatRenderer, Component)}
       */
      @Deprecated
 diff --git a/src/main/java/io/papermc/paper/event/player/ChatEvent.java b/src/main/java/io/papermc/paper/event/player/ChatEvent.java
-index 13c5df5fb8ce1d0203d99e88dd691019146a8f52..558d6531e9c06e25369074932fd9f0ab00e9e2c8 100644
+index 6219aabaf40ab89f8e08c256d1255bf5522db4d3..b94e9ff470203f46b27f461db6ca741a933e3411 100644
 --- a/src/main/java/io/papermc/paper/event/player/ChatEvent.java
 +++ b/src/main/java/io/papermc/paper/event/player/ChatEvent.java
-@@ -24,6 +24,10 @@ public final class ChatEvent extends AbstractChatEvent {
+@@ -41,6 +41,10 @@ public final class ChatEvent extends AbstractChatEvent {
      }
  
      /**
@@ -447,7 +447,7 @@ index 13c5df5fb8ce1d0203d99e88dd691019146a8f52..558d6531e9c06e25369074932fd9f0ab
 +     * @param recipients Recipients
 +     * @param formatter Formatter
 +     * @param message Message
-      * @deprecated use {@link #ChatEvent(Player, Set, ChatComposer, Component)}
+      * @deprecated for removal with 1.17, use {@link #ChatEvent(Player, Set, ChatRenderer, Component)}
       */
      @Deprecated
 diff --git a/src/main/java/io/papermc/paper/inventory/ItemRarity.java b/src/main/java/io/papermc/paper/inventory/ItemRarity.java
@@ -1416,7 +1416,7 @@ index c7b17eabf07b829a02afe7c1f27a5127b6bfea70..d4e2bcf8ce8fc2af851b471490147f00
  
      /**
 diff --git a/src/main/java/org/bukkit/inventory/ItemFactory.java b/src/main/java/org/bukkit/inventory/ItemFactory.java
-index 4b37b6108dd40c6d091a0e5e6b2188ff60567492..0c4aa68f47f6ccab578dc1593cf6de5eea0e17d4 100644
+index 39323b3151c733392333858a2dbf1f3f8637341e..b2af5217a74266917365c3bf216a780b95c833bd 100644
 --- a/src/main/java/org/bukkit/inventory/ItemFactory.java
 +++ b/src/main/java/org/bukkit/inventory/ItemFactory.java
 @@ -148,6 +148,7 @@ public interface ItemFactory {