Migrate Carpet Mixin names to mojang mappings

src/main/java/carpet/mixins/DistanceManager_scarpetChunkCreationMixin.java

@@ -0,0 +1,25 @@
+package carpet.mixins;
+
+import java.util.Set;
+import net.minecraft.server.level.ChunkHolder;
+import net.minecraft.server.level.DistanceManager;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+
+import carpet.fakes.ChunkTicketManagerInterface;
+
+@Mixin(DistanceManager.class)
+public abstract class DistanceManager_scarpetChunkCreationMixin implements ChunkTicketManagerInterface
+{
+    @Shadow
+    @Final
+    private Set<ChunkHolder> chunksToUpdateFutures;
+
+    @Override
+    public void replaceHolder(final ChunkHolder oldHolder, final ChunkHolder newHolder)
+    {
+        this.chunksToUpdateFutures.remove(oldHolder);
+        this.chunksToUpdateFutures.add(newHolder);
+    }
+}