[1.16] Do not sync load POI data (#3996)

Co-authored-by: Spottedleaf <Spottedleaf@users.noreply.github.com>

Spigot-Server-Patches/Asynchronous-chunk-IO-and-loading.patch

@@ -3247,15 +3247,17 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +                if (ioThrowable != null) {
 +                    com.destroystokyo.paper.util.SneakyThrow.sneaky(ioThrowable);
 +                }
-+                chunkHolder.tasks.forEach(Runnable::run);
-+                // Paper end
  
 -                if (nbttagcompound != null) {try (Timing ignored2 = this.world.timings.chunkLoadLevelTimer.startTimingIfSync()) { // Paper start - timings
 -                    boolean flag = nbttagcompound.hasKeyOfType("Level", 10) && nbttagcompound.getCompound("Level").hasKeyOfType("Status", 8);
-+                if (chunkHolder.protoChunk != null) {try (Timing ignored2 = this.world.timings.chunkLoadLevelTimer.startTimingIfSync()) { // Paper start - timings // Paper - chunk is created async
++                this.getVillagePlace().loadInData(chunkcoordintpair, chunkHolder.poiData);
++                chunkHolder.tasks.forEach(Runnable::run);
++                // Paper end
  
 -                    if (flag) {
 -                        ProtoChunk protochunk = ChunkRegionLoader.loadChunk(this.world, this.definedStructureManager, this.m, chunkcoordintpair, nbttagcompound);
++                if (chunkHolder.protoChunk != null) {try (Timing ignored2 = this.world.timings.chunkLoadLevelTimer.startTimingIfSync()) { // Paper start - timings // Paper - chunk is created async
++
 +                    if (true) {
 +                        ProtoChunk protochunk = chunkHolder.protoChunk;
  
@@ -3410,12 +3412,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +        // Paper end
 +        synchronized (this) { // Paper - async io
 +            RegionFile regionFile = this.regionFileCache.getFile(chunkPos, true);
- 
--        ChunkStatus status = regionFile.getStatusIfCached(chunkPos.x, chunkPos.z);
++
 +            if (regionFile == null || !regionFile.chunkExists(chunkPos)) {
 +                return null;
 +            }
-+
+ 
+-        ChunkStatus status = regionFile.getStatusIfCached(chunkPos.x, chunkPos.z);
 +            ChunkStatus status = regionFile.getStatusIfCached(chunkPos.x, chunkPos.z);
  
 -        if (status != null) {