Plains cartographer houses have a dirt block at the entrance instead of a dirt path

Every time a plains cartographer house generates it comes with a dirt block on the entrance instead of a dirt path no matter what. It will grow grass on it after some time.

Steps to Reproduce:
1. Create a world (use a random seed).
2. Search for a village with a cartographer house.
3. Look at the the entrance.

Observed Results:
There is a dirt block followed by a dirt path on the entrance.

Expected Results:
There is two dirt paths rather than one dirt block and one dirt path.