Updated Upstream (Paper)

Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@3af5e771 Add Player#give (#11995)
PaperMC/Paper@7e21cb81 fix PlayerChangedMainHandEvent javadoc (#12020)
PaperMC/Paper@5a34bf04 Correctly retrun true for empty input shapes in EntityGetter#isUnobstructed
PaperMC/Paper@a392d475 Make Watchdog thread extend TickThread

purpur-server/paper-patches/files/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java.patch

@@ -1,6 +1,6 @@
 --- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
 +++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
-@@ -586,10 +_,15 @@
+@@ -591,10 +_,15 @@
  
      @Override
      public void setPlayerListName(String name) {
@@ -17,7 +17,7 @@
          if (this.getHandle().connection == null) return; // Paper - Updates are possible before the player has fully joined
          for (ServerPlayer player : (List<ServerPlayer>) this.server.getHandle().players) {
              if (player.getBukkitEntity().canSee(this)) {
-@@ -2747,6 +_,28 @@
+@@ -2752,6 +_,28 @@
          return this.getHandle().getAbilities().walkingSpeed * 2f;
      }
  
@@ -46,16 +46,18 @@
      private void validateSpeed(float value) {
          Preconditions.checkArgument(value <= 1f && value >= -1f, "Speed value (%s) need to be between -1f and 1f", value);
      }
-@@ -3545,4 +_,74 @@
-         this.getHandle().connection.send(new net.minecraft.network.protocol.game.ClientboundEntityEventPacket(((CraftEntity) target).getHandle(), effect.getData()));
+@@ -3581,4 +_,76 @@
+         handle.containerMenu.broadcastChanges();
+         return new PaperPlayerGiveResult(leftovers.build(), drops.build());
      }
-     // Paper end - entity effect API
++
 +    // Purpur start - Purpur client support
 +    @Override
 +    public boolean usesPurpurClient() {
 +        return getHandle().purpurClient;
 +    }
 +    // Purpur end - Purpur client support
++
 +    // Purpur start - AFK API
 +    @Override
 +    public boolean isAfk() {