Replace ConfiguredStructure api with Structure (#8642)

patches/server/MC-Utils.patch

@@ -3470,6 +3470,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +package io.papermc.paper.util;
 +
 +import com.google.common.util.concurrent.ThreadFactoryBuilder;
++import io.papermc.paper.math.Position;
 +import it.unimi.dsi.fastutil.objects.ObjectRBTreeSet;
 +import java.lang.ref.Cleaner;
 +import net.minecraft.core.BlockPos;
@@ -3933,6 +3934,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +        return new BlockPos(loc.getBlockX(), loc.getBlockY(), loc.getBlockZ());
 +    }
 +
++    public static BlockPos toBlockPos(Position pos) {
++        return new BlockPos(pos.blockX(), pos.blockY(), pos.blockZ());
++    }
++
 +    public static boolean isEdgeOfChunk(BlockPos pos) {
 +        final int modX = pos.getX() & 15;
 +        final int modZ = pos.getZ() & 15;