Tweak Block.getTemperature to return actual block temperature

By: md_5 <git@md-5.net>

paper-server/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java

@@ -436,7 +436,7 @@ public class CraftBlock implements Block {
     }
 
     public double getTemperature() {
-        return getWorld().getTemperature(getX(), getZ());
+        return world.getBiome(position).c(position); // PAIL: getAdjustedTemperature
     }
 
     public double getHumidity() {